The notices worth checking for yacht operations.

MGN 7 Training, certification guidance part 7

STCW alternative certification under VII/1 is directly relevant to officers on commercial yachts who may hold combined certificates.

MGN 35 (M+F) Amendment 2 Accidents when using power operated watertight doors

Guidance on power-operated watertight doors could apply to larger commercial yachts fitted with such doors, though uncommon.

MGN 38 (M+F)Contamination of ships air conditioning by legionella

Legionella risk from air conditioning applies to any vessel with AC systems, including large commercial yachts.

MGN 52 Testing emergency sources of electrical power

Testing emergency electrical power systems is a general safety requirement applicable to commercial yachts with emergency power installations.

MGN 70 (M) Amendment 1 Guidelines on responsibilities for resolution of stowaway cases

Stowaway reporting procedures apply to all UK-flagged vessels and could affect commercial yachts operating internationally.

MGN 71 (M+F) Amendment 1: Musters, drills, on-board training and instructions, and decision support systems.

Musters, drills, on-board training and decision support systems are required safety practices on commercial yachts.

MGN 90 (M+F) Amendment 5 (manual handling operations) regs 1998

Manual handling regulations and guidance apply to crew working on board commercial yachts.

MGN 123 (M+F) Amendment 2 Certificates of Discharge

Certificates of discharge requirements apply to seafarers on commercial yachts under MLC obligations.

MGN 132 (M+F) Electrical equipment, maintenance and incidents

Electrical equipment maintenance and incidents are relevant safety matters for all vessels including commercial yachts.

MGN 137 (M+F) Look-out during periods of darkness and restricted visibility

Look-out requirements apply to all UK ships including commercial yachts operating in UK territorial waters.

MGN 164 (M) STCW 95 Part 18: Conversion of Tonnage

STCW CoC tonnage conversion directly affects deck officer certification relevant to commercial yacht crew.

MGN 168 (M + F) The marking of seismic streamers

Seismic streamers are a navigational hazard relevant to all mariners including commercial yacht operators.

MGN 193 Amendment 2 (M+F) the effects of alcohol or drugs at sea

Alcohol and drugs safety awareness applies to all seafarers including commercial yacht crew.

MGN 197 Amendment 1 (M+F) Implementation of council directive 2013/59 euratom

Ionising radiation safety standards could plausibly apply to any vessel including commercial yachts, but the marine context and scope are unclear from the summary alone.

MGN 199 (M) Dangers of interaction

Hydrodynamic interaction affects all vessels including commercial yachts navigating in close proximity to other ships.

MGN 210 (M) Advice on the dangers of flooding of forward compartments

Flooding of forward compartments is a structural safety concern relevant to all vessel types including commercial yachts.

MGN 218 (M) Thames safety inquiry recommendation 27.2

MCA policy on safety regulation standards following Thames inquiry could affect commercial yachts but scope is unclear from title alone.

MGN 231 (M+F) Shipboard pollution emergency plans

Shipboard pollution emergency plans are an international requirement that can apply to commercial yachts depending on size and trading area.

MGN 242 (M+F) Format and procedures for reporting safety incidents

Standard incident reporting format for dangerous goods applies broadly to commercial vessels including yachts.

MGN 248 (M) Safety preparations prior to machinery maintenance

Machinery maintenance isolation procedures are relevant to commercial yacht engineering crew and planned maintenance systems.

MGN 258 (M+F) Decommissioning of halon systems

Decommissioning of halon fire suppression systems is relevant to commercial yachts that may carry halon equipment.

MGN 271 (M) The protection of windows and side scuttles

Statutory requirements for deadlights and storm covers on windows and side scuttles apply broadly to commercial vessels including large yachts.

MGN 272 (M) Voyage data recorders: performance testing

VDR performance testing may apply to commercial yachts depending on size and voyage area, but applicability threshold is unclear from title alone.

MGN 273 (M) Operational issues relating to marine evacuation systems

Marine evacuation systems and lifejacket safety issues are broadly applicable to commercial yachts carrying crew and passengers.

MGN 276 (M+F) Amendment 1: Fire protection - maintenance of portable fire extinguishers

Maintenance of portable fire extinguishers is directly relevant to all commercial vessels including yachts.

MGN 280 (M) Construction standards for small vessels in sport use

Contains the Small Commercial Vessel (SCV) code, directly relevant to commercial yachts and coded vessels under 24m.

MGN 285 (M+F) Electronic charts operating ECDIS in the RCDS mode

ECDIS/RCDS risk assessment guidance applies to all vessels using electronic chart systems, including commercial yachts.

MGN 293(M+F) Alternative arrangement for paper chart requirements

Explicitly references MCA codes of practice for smaller vessels, which includes commercial yacht codes, regarding alternative chart carriage arrangements.

MGN 296 (M) Medication at sea

Effects of medication on seafarer performance is relevant to all commercial vessel crew including commercial yacht crew.

MGN 299 (M+F) Inappropriate use of mobile phones whilst on duty

Mobile phone distraction on the bridge applies to all vessel types including commercial yachts with bridge watchkeeping duties.

MGN 301 (M+F) Amendment 1: Manoeuvring information onboard ships

Manoeuvring information requirements may apply to larger commercial yachts depending on size thresholds; worth checking applicability.

MGN 305 (M+F) Amendment 1 Barring of INMARSAT ship earth station procedures

INMARSAT communication systems are commonly used on commercial yachts; non-payment consequences for ship earth stations are relevant to yacht operators.

MGN 315 (M) Keeping a safe navigational watch on merchant vessels

Covers STCW 95 watchkeeping certification for merchant vessels, which applies directly to commercial yacht crew certification and watchkeeping obligations.

MGN 319 (M+F) Amendment 2 - Acceptance of electronic chart systems for fishing vessels and small vessels in commercial use (code boats) up to 24 metres in load line length (SV-ECS)

Directly covers electronic chart systems for small commercial vessels (code boats) up to 24m, which encompasses vessels at the lower end of the commercial yacht category.

MGN 322 (M+F) Ship survey standards

Survey standards for hull, machinery, electrical and control systems are directly relevant to commercial yachts subject to MCA survey requirements.

MGN 323 (M+F) Amendment 1 Explosives picked up at sea

Guidance on handling explosives picked up at sea applies to any vessel including commercial yachts.

MGN 324 (M+F) Amendment 2 navigation: watchkeeping safety – use of Very High Frequency (VHF) radio and Automatic Identification System (AIS)

AIS and VHF radio use for collision avoidance applies to all vessels including commercial yachts of 24m and over.

MGN 325 (M) Helicopter assistance at sea

Helicopter emergency assistance facilities are relevant to sea-going commercial yachts, which are expected to have contingency plans for helicopter operations.

MGN 330 (M+F) Radio aerial lead-ins

Radio aerial lead-in safety hazards apply equally to commercial yachts, which carry radio equipment and must manage associated risks.

MGN 331 (M+F) Amendment 4: The PUWER Regulations 2006

PUWER regulations apply to work equipment across merchant shipping, including commercial yachts.

MGN 332 (M+F) Amendment 4: The LOLER regulations 2006

LOLER regulations apply to merchant shipping broadly, including commercial yachts with lifting equipment such as davits and cranes.

MGN 343 Hydrostatic release units: stowage and arrangements for liferafts

Hydrostatic release units and liferaft stowage/launching guidance is directly relevant to all commercial yachts required to carry liferafts.

MGN 344 Observations from passenger vessel evacuation exercises

Focuses on passenger vessel evacuation exercises; some commercial yachts carry passengers and may need to conduct similar drills, but findings may be large passenger ship specific.

MGN 347 Vessels where certificates state a limiting number of passengers

Passenger unit weight and limiting passenger numbers could apply to commercially coded yachts certified to carry passengers.

MGN 349 (M+F) Amendment 1 Carriage and use of radar reflectors on small vessels

Guidance on radar reflectors for vessels under 15m is broadly relevant to small yacht safety equipment standards and crew awareness.

MGN 351 (M) Amendment 1 leadership qualities for safety management

Safety leadership and management guidance applies broadly to commercial vessels including yachts.

MGN 353 (M+F) Amd 3 (control of vibration at work) regs 2007

M+F scope means vibration at work regulations apply to merchant shipping including commercial yachts and their crew.

MGN 354 Safe operation of fixed CO2 gas fire extinguishing systems

Fixed CO2 fire extinguishing systems can be fitted on commercial yachts; crew safety guidance is directly relevant.

MGN 355 Maintenance of fixed bulk dry powder fire systems

Fixed bulk dry powder fire systems may be fitted on commercial yachts, making maintenance guidance relevant to yacht operators and crew.

MGN 357 Night time lookout: photochromic lenses and dark adaptation

Night lookout guidance on photochromic lenses and dark adaptation applies to all vessels including commercial yachts.

MGN 360 Changes to routeing measures in electronic navigational charts (ENCs)

Changes to routeing measures in ENCs are relevant to all vessels including commercial yachts using electronic navigation.

MGN 364 (M+F) Amendment 2 navigation safety: traffic separation schemes – application of rule 10 and navigation in the Dover Strait

COLREGs and traffic separation scheme guidance, including Dover Strait, applies to all mariners including commercial yacht operators.

MGN 366 (M+F) Amendment 1 Off-shore pirate broadcasting

Prohibition on unlicensed broadcasting stations applies to all ships including commercial yachts operating within or outside UK waters.

MGN 369 (M+F) – Amendment 1 Navigation Safety: Navigation practices relevant to restricted visibility

COLREG rules on restricted visibility apply to all vessels including commercial yachts and their navigating officers.

MGN 370 (M+F) Amendment 2 the Dreadnought Medical Service, St Thomas' Hospital, London

Dreadnought Medical Service is available to all seafarers including commercial yacht crew.

MGN 372 Amendment 1 (M+F) Guidance to mariners operating in vicinity of UK OREIs

Navigation guidance near OREIs is relevant to all mariners including commercial yacht operators passage planning in UK waters.

MGN 374 (M+F) Amendment 1: Periodic inspection and testing of seamless steel pressurised gas cylinders

Inspection and testing of pressurised gas cylinders for firefighting applies to all vessels including commercial yachts.

MGN 375 (M+F) Maritime safety information Amendment 1

Maritime Safety Information (navigational and meteorological warnings) is relevant to all vessels including commercial yachts.

MGN 379 (M+F) Amendment 1: use of electronic navigational aids

Correct use of electronic navigational aids by watchkeepers is directly relevant to commercial yacht bridge operations and crew.

MGN 381 (M+F) Amendment 1: Survey and Certification Requirements for Merchant Shipping (Prevention of Air Pollution from Ships) Regulations 2008 as amended

Air pollution regulations may apply to commercial yachts depending on size and engine type; cannot confirm exclusion from title alone.

MGN 383 (M+F) United States clean water act

M+F notice on US Clean Water Act VGP compliance could affect commercial yachts operating in US waters.

MGN 384 (M+F) Amendment 1 Training in the maintenance of electronic navigational equipment

Training in maintenance of electronic navigational equipment on merchant ships is relevant to officers and crew serving on commercial yachts.

MGN 389 (M+F) Fixed gas fire-extinguishing systems

Fixed gas fire-extinguishing systems guidance (M+F) applies broadly including commercial yachts which may carry such systems.

MGN 393 (M+F) Maintenance and use of new technology light sources

M+F notice on navigation light sources and IMO performance standards applies to commercial yachts.

MGN 396 (M+F) Compatibility of life-saving equipment

M+F notice on immersion suit and lifejacket compatibility is directly relevant to safety equipment carried on commercial yachts.

MGN 398 (M+F) Amendment 1: The merchant shipping (anti-fouling systems) regulations 2024

Anti-fouling systems regulations apply to merchant shipping broadly, including commercial yachts of 24m and over.

MGN 400 (M+F) Amendment 1: Additional guidance on air pollution from ships

SOx/air pollution regulations apply to ships in UK ports including commercial yachts, fuel changeover and hotelling guidance is relevant.

MGN 406 (M+F) Use of barbecues and pig roasts on ships and fishing vessels

Directly relevant to commercial yacht crew as barbecues and similar equipment are commonly used on yachts; safety warning applies broadly.

MGN 407 Testing fire protection for composite, wood constructions

Commercial yachts are often composite or wood construction, so fire protection standards for non-steel vessels are directly relevant.

MGN 410 (M+F) Amendment 4 work at height regulations 2010

Work at height regulations apply to maritime workers broadly, including crew on commercial yachts.

MGN 411 Certification requirements for crew of fishing vessels, small commercial vessels and large yachts

Explicitly references large yachts in its title — certification requirements for crew of large yachts directly applicable.

MGN 416 (M) Amendment 1: Small commercial vessels operating in foreign waters

Explicitly covers small commercial vessels operating in foreign waters, which directly encompasses commercial yachts operating abroad.

MGN 424 (M) Safety responsibilities on board dive boats

Dive boats are commonly operated as commercial yachts; safety responsibilities during diving operations are directly relevant.

MGN 425 (M+F) Amendment 3 risks for those sleeping on "dead ships"

Risks for crew sleeping on dead ships is directly relevant to yacht owners and crew berthed aboard non-operational vessels.

MGN 426 External access to means of escape

Means of escape and security conflicts are relevant to commercial yachts, particularly those carrying passengers or crew.

MGN 428 (M+F) Amendment 4 artificial optical radiation regs 2010

M+F scope; artificial optical radiation regulations apply to crew on all vessel types including commercial yachts.

MGN 432 (M+F) Amendment 1: Safety during Transfers of Persons to and from Ships

Safety during transfers of persons applies to all vessels including commercial yachts conducting tender or pilot transfers.

MGN 436 (M+F) Amendment 5 whole body vibration

Whole-body vibration on small vessels directly applies to commercial yacht crew health and safety obligations.

MGN 437 Small commercial vessel codes of practice revision

Revision of small commercial vessel codes of practice may directly affect commercial yachts operating under such codes.

MGN 438 CERS exemption arrangements under VTM reporting regulations 2004

Vessel traffic monitoring and reporting requirements apply to commercial yachts operating in relevant waters.

MGN 440 (M) Amendment 1 Measures to counter piracy, armed robbery

Piracy and armed robbery guidance is relevant to commercial yachts operating in affected waters.

MGN 446 (M+F) Amd 3 (control of vibration at work) - exemptions

Vibration at work regulations apply to merchant shipping including commercial yachts, as indicated by the M+F scope and crew health/safety relevance.

MGN 447 (M+F) Amendment 4 control of noise at work - seeking exemptions

Noise at work regulations and exemption procedures apply to commercial yachts and their crew.

MGN 449 Excessive harmonic distortion: potential hazards

Harmonic distortion in electrical systems is relevant to commercial yachts with complex onboard power systems.

MGN 451 (M+F) The risk of exposure to radiation

Radiation exposure risk is a crew health and safety matter that could affect commercial yacht crew in various operational contexts.

MGN 452 Potential hazards of arc flash

Arc flash hazards apply to any vessel with electrical systems, including commercial yachts.

MGN 455 Support for maritime training scheme-revised arrangements

SMarT scheme supports merchant navy training; eligibility for commercial yacht crew is unclear from the title and summary alone.

MGN 464 Life and rescue boat weight increase from water ingress

Commercial yachts carry lifeboats and rescue boats and must manage weight/safety compliance, so this guidance applies.

MGN 465 Annual testing of automatic identification systems (AIS)

Non-SOLAS ships including commercial yachts may carry Class A AIS, making this AIS testing guidance directly relevant.

MGN 470 (M) MLC 2006 list of merchant shipping notices and guidance notes

Lists MSNs and MGNs implementing MLC 2006, relevant to commercial yacht operators ensuring MLC compliance.

MGN 471 (M) Amendment 2: Maritime Labour Convention, 2006, definitions

MLC 2006 definitions are directly relevant to commercial yacht operators and crew subject to the convention.

MGN 472 (M) Amendment 4 MLC applying for a substantial equivalence

MLC substantial equivalence procedure applies to all UK-flagged vessels subject to MLC, including commercial yachts.

MGN 474 (M) Amendment 1 retention of crew agreements where appropriate

Notice explicitly references UK sea-going yachts and crew agreement retention requirements.

MGN 475 (M) Amendment 2 MLC, 2006 - recruitment and placement

MLC 2006 recruitment and placement applies to commercial yacht crew as MLC covers seafarers on commercial yachts.

MGN 476 (M) MLC 2006 advice signing on non-MLC ratified country's ships

MLC 2006 applies to yacht crew and this notice provides guidance on seafarer rights and protections under MLC.

MGN 477 (M) amendment 5 MLC 2006 seafarer's employment agreements

MLC seafarers employment agreements apply to commercial yacht crew on MLC-applicable vessels.

MGN 478 (M) Maritime labour convention 2006 - seafarer's wages

MLC seafarer wage entitlements in piracy situations apply to all seafarers including those on commercial yachts.

MGN 479 (M) Maritime labour convention 2006 repatriation of seafarers

MLC repatriation requirements apply to seafarers on commercial yachts as well as merchant vessels.

MGN 480 Amendment 2 MLC 2006 Ship owners liabilities including seafarer compensation

MLC 2006 shipowner liability and seafarer compensation obligations apply to commercial yacht crew and operators.

MGN 481 Amendment 1 Crew Accommodation and supplementary guidance

MLC crew accommodation requirements apply to commercial yachts of 24m+ with seafarers, directly relevant to yacht owners and operators.

MGN 482 (M) Amendment 2 MLC, 2006 - Medical care

MLC medical care obligations apply to commercial yacht shipowners and seafarers on qualifying vessels.

MGN 484 (M) Amendment 6: MLC published accident statistics advice

MLC accident statistics and risk assessment guidance applies to shipowners including commercial yacht owners.

MGN 485 (M) Amendment 1 MLC, 2006 -seafarer employment agreements application to trainees

MLC seafarer employment agreement requirements apply to trainees on UK ships including commercial yachts.

MGN 486(M+F) Amendment 3 access to shore based welfare facilities

M+F scope; MLC shore-based welfare facility access applies to seafarers on commercial yachts as UK ships.

MGN 487 (M) Amendment 2 Maritime Labour Convention (MLC), 2006 On-shore complaints

MLC onshore complaints guidance applies to all seafarers including those on commercial yachts.

MGN 492 Amendment 3 protecting those not employed by the shipowner

Duty of care health and safety regulations under MS Regs 1997 apply to all vessels including commercial yachts.

MGN 497 Storage and use of dangerous goods onboard ship

Correct storage and stowage of packaged dangerous goods onboard ship is relevant to commercial yachts which may carry dangerous goods such as flammables and gases.

MGN 505 (M) Amendment 1: Human element guidance - Part 1: Fatigue and fitness

Fatigue and fitness for duty guidance under UK/international shipping legislation applies directly to commercial yacht crew and their operators.

MGN 506 (M) Amendment 1 Navigation: Deep-sea pilotage in the north sea, english channel, and the skagerrak

Deep-sea pilotage regulations in the North Sea/English Channel/Skagerrak could apply to commercial yachts transiting these areas.

MGN 507 (M+F) (Amendment 1) Oil pollution: Bunker Oil

Bunker oil pollution insurance requirements apply to commercial yachts that carry and use bunker fuel.

MGN 508 (M) Oil pollution : liability and compulsory insurance

Oil pollution liability and compulsory insurance requirements under CLC 1992 can apply to commercial yachts depending on tonnage and fuel carried.

MGN 510 (M+F) Use of exhaust gas cleaning systems.

Exhaust gas cleaning system guidance applies to UK-registered ships broadly; larger commercial yachts with EGCS fitted would be affected.

MGN 519 (M) Life-saving appliances: Controlled means of descent

Controlled descent equipment policy for reaching survival craft is relevant to larger commercial yachts required to carry such LSA.

MGN 520 (M) Amendment 2 human element guidance - the deadly dozen

Human element guidance applies across all vessel types including commercial yachts and their crew.

MGN 524 (M+F) Amendment 1 - Life-saving appliances – category C medical kits

Category C medical kits and life-saving appliances are relevant to commercial yachts which must carry approved LSA equipment.

MGN 527(M) Tonnage of Multihulls Under 24m Load Line Length

Concerns tonnage calculation for multihull vessels under 24m — just below the large yacht threshold but could affect vessels transitioning to commercial yacht codes.

MGN 529 (M + F) Life-saving appliances - immersion suits

Immersion suit inspection criteria apply to all vessels carrying immersion suits as LSA, including commercial yachts.

MGN 530 (M+F) Radio log book: merchant and fishing vessels

Radio log book requirements apply to merchant vessels generally, which includes commercial yachts carrying radio installations.

MGN 532 (M) Amendment 4 safe movement on board ship

Safe movement on board guidance applies to UK commercial yachts and their crew safety obligations.

MGN 533 (M) Amendment 3 means of access

Safe means of access guidance applies to all UK ships including commercial yachts and their crew.

MGN 539 (M) Amendment 4 carriage of the code of safe working practices

Duty on shipowners to carry the Code of Safe Working Practices applies to commercial yachts and their crew.

MGN 540 Fitting 'fall preventer devices' to on-load release hooks

Fall preventer devices for on-load release hooks on davit-launched lifeboats are relevant to larger commercial yachts carrying such equipment.

MGN 541 Replacement of lifeboat release and retrieval systems

Davit-launched lifeboat on-load release systems are fitted on larger commercial yachts; safety equipment guidance is applicable.

MGN 544 Amendment 1 (M+F) Means of recovery of persons from the water by ships and boats - plans, procedures and acceptance of recovery equipment

Recovery of persons from water is a safety management topic directly applicable to commercial yacht operations and crew.

MGN 546 (M) Amendment 1: in-water surveys

In-water survey guidance covers passenger and cargo vessels; commercial yachts may benefit but the notice may not explicitly include yachts under yacht codes.

MGN 548 (M+F) Amendment 1 Life-Saving Appliances – servicing requirements for SOLAS inflatable life saving appliances at approved service stations

Servicing requirements for SOLAS inflatable LSAs are directly relevant to commercial yachts of 24m+ that must carry and maintain such equipment.

MGN 550 (M+F) Amendment 1: Electrical installations - guidance for safe design, installation and operation of lithium-ion batteries

Lithium-ion battery guidance applies to any vessel using such technology, including commercial yachts increasingly adopting battery systems.

MGN 553 Amendment 1(M+F): Inflatable Non-SOLAS liferafts and life-saving appliances

Non-SOLAS inflatable liferafts and LSAs are directly relevant to commercial yachts that may carry non-SOLAS equipment.

MGN 555 (M) Amendment 1 Life-saving appliances: lifeboats, rescue boats, launching appliances and release gear - authorisation of service providers

Life-saving appliance servicing requirements apply broadly to merchant ships including commercial yachts carrying lifeboats and rescue boats.

MGN 556 (M+F) Amendment 2: safety signs and signals regulations 2001

Health and safety signs and signals requirements apply to all UK ships including commercial yachts.

MGN 557 (M+F) Amendment 2 Marine equipment - market surveillance - strategy, reporting and enforcement

Marine equipment market surveillance and non-compliance enforcement is relevant to commercial yacht operators purchasing and using certified equipment.

MGN 558 (M) Amendment 1 Marine Evacuation Systems (MES) servicing and deployments

Marine Evacuation Systems are typically fitted to larger vessels; may apply to commercial yachts if MES are required or fitted, but scope is uncertain.

MGN 559 (M+F) Amendment 2 Electromagnetic fields regulations 2016

Electromagnetic field workplace regulations apply to all UK vessels including commercial yachts with crew.

MGN 560 (M+F) Amendment 2 life-saving appliances

LSA maintenance requirements for lifeboats and rescue boats apply to UK registered commercial yachts of 24m and over.

MGN 561 (M) Amendment 1 Surveys: recognised organisation enhanced authorisation

Enhanced Authorisation Scheme for recognised organisations conducting surveys applies to commercial yachts under MCA oversight.

MGN 562 (M+F) Amendment 4 Radio: Radio regulations amendments and GMDSS radio equipment updates

GMDSS radio equipment and VHF communications updates apply to all commercial vessels including yachts required to carry radio equipment.

MGN 563 (M+F) Amendment 2 Port waste reception facilities and management planning

Port waste reception facilities and management planning applies to all ships including commercial yachts.

MGN 567 Marine evacuation systems - single point of failure

Marine evacuation systems and single point of failure assessment could apply to large commercial yachts carrying such equipment.

MGN 568 (M) Amendment 1 Surveys: alternative compliance safety system

Alternative compliance safety system for surveys is relevant to commercial yachts subject to MCA safety equipment surveys.

MGN 577 (M) Amendment 2 maintenance of lists of crew ashore

Obligations to maintain crew lists apply to commercial vessels including yachts operating under UK flag.

MGN 578 (M) Amendment 3 Use of overside working systems on vessels

Overside working systems guidance is directly relevant to commercial yacht operations and crew safety.

MGN 579 (M) Load line convention regulations 2018

Load line regulations can apply to commercial yachts of 24m and over operating on international voyages.

MGN 580 (M) Amendment 1 - Fire protection - fire retardant treatments for fabrics

Explicitly covers vessels certificated under the Large Commercial Yacht Code, directly applicable.

MGN 590 (M+F) Amendment 2 STCW convention alcohol Limits

STCW alcohol limits apply to all seafarers including those serving on commercial yachts.

MGN 591 (M+F) Amendment 3 provision of safe means of access

Safe means of access guidance applies to commercial yachts and their crew safety obligations.

MGN 592 (M+F) Amendment 2 anchoring, mooring, towing or hauling equipment

Guidance on anchoring, mooring, towing and hauling equipment applies broadly to UK ships including commercial yachts.

MGN 597 (M) Intended pleasure vessels - Temporary commercial use at sea - Business purposes

Directly concerns intended pleasure vessels in temporary commercial use, closely related to the commercial yacht sector.

MGN 598 (M) Intended pleasure vessels - Temporary commercial use at sea - Race support boats

Directly concerns intended pleasure vessels in temporary commercial use as race support boats, relevant to commercial yacht operations.

MGN 600 (M) Amendment 3 Maritime Labour Convention - Inspection of coded vessels

MLC inspection guidance explicitly covers coded vessels, which includes commercial yachts operating under the Large Yacht Code.

MGN 601 (M) Amendment 1 MLC, 2006 crew accommodation for small vessels of less than 200GT

Directly addresses MLC crew accommodation standards for small commercial vessels under 200GT, relevant to smaller commercial yachts.

MGN 602 (M) Amendment 1 MLC substantial equivalence for crew accommodation for 200GT to <500GT

MLC accommodation standards for 200GT to <500GT vessels directly covers the size range of many commercial yachts and their crew accommodation requirements.

MGN 604(M+F) - Media, Other Organisations or persons carried as passengers on board Ships and Fishing Vessels.

Could apply to commercial yachts carrying media or non-crew passengers, but scope depends on context of specific vessel types covered.

MGN 610 (M+F) Amendment 1 SOLAS chapter V – guidance on the merchant shipping (safety of navigation) regulations 2020

SOLAS Chapter V safety of navigation regulations apply broadly to commercial vessels including large commercial yachts.

MGN 612 (M) Yacht and powerboat safety at sea - maintenance, modifications, damage and repairs - good practice

Explicitly addressed to yacht owners, skippers and crew including commercial vessels, covering maintenance, modifications and repairs.

MGN 613 (M) Yacht and powerboat safety at sea - grounding of fixed fin keel GRP yachts - good practice

Explicitly addressed to yacht owners, skippers and crew including commercial vessels, covering grounding of fixed fin keel GRP yachts.

MGN 614 (M) Yacht and powerboat safety at sea - stowage of life-saving appliances - good practice

Explicitly addressed to yacht owners, skippers and crew including commercial vessels, covering stowage of life-saving appliances.

MGN 615 (M) Yacht and powerboat safety at sea - preparedness for non-coastal passages - good practice

Explicitly addressed to yacht owners, skippers and crew including commercial vessels, covering preparedness for non-coastal passages.

MGN 616 (M) Yacht and powerboat safety at sea - rigs and rigging - good practice for inspection

Explicitly addressed to yacht owners, skippers and crew including commercial vessels, covering rigs and rigging inspection.

MGN 617 (M) Yacht and powerboat safety at sea - emergency procedures, equipment and actions - good practice

Explicitly addressed to yacht owners, skippers and crew including commercial vessels, covering emergency procedures and equipment.

MGN 618 (M) Large commercial yachts - guidance for the control and operation of lifting gear

Notice explicitly addresses large commercial yachts and lifting gear operations, directly applicable to commercial yacht owners, operators and crew.

MGN 623 (M+F) Telemedical advice service (TMAS) for ships at sea

Telemedical advice at sea is relevant to all vessels including commercial yachts, useful guidance for masters dealing with medical emergencies.

MGN 624 (M+F) Amendment 3 Carcinogens and mutagens regulations 2007

Carcinogens and mutagens workplace protections apply to all seafarers including those on commercial yachts.

MGN 631 (M+F) Amendment 1: The merchant shipping (prevention of pollution by sewage from ships) regulations 2020

Sewage pollution prevention regulations apply broadly to ships including commercial yachts, with equipment requirements relevant to yacht operators.

MGN 632 (M+F) Amendment 2: The merchant shipping (prevention of pollution by garbage from ships) regulations 2020

MARPOL Annex V garbage prevention regulations apply to all vessels including commercial yachts.

MGN 633 (M+F) Amendment 1: Ship recycling requirements in relation to hazardous materials on ships

Ship recycling regulations could apply to large commercial yachts subject to EU/UK Ship Recycling Regulations depending on size and flag.

MGN 634 (M+F) Navigation: Long-range identification and tracking – survey, certification and compliance

LRIT requirements generally apply to larger ships; commercial yachts under 3000GT may or may not be required to carry LRIT depending on trading area and size.

MGN 636 (M+F) Amendment 4 health and safety at work regulations 1997

Health and safety at work regulations covering shipowner, master and seafarer responsibilities apply directly to commercial yachts.

MGN 637 (M) Amendment 1 - International code for ships operating in polar waters (Polar Code)

Polar Code requirements can apply to commercial yachts operating in polar waters, and updates to vessel type requirements may affect some yachts.

MGN 638 (M+F) Amendment 1: Human element guidance - part 3 distraction

Human element guidance on distraction from personal electronic devices is relevant to all mariners including commercial yacht crew.

MGN 640 (M+F) Amendment 1 medical fitness requirements

Explicitly covers medical fitness for crew on MCA-certificated boats and codes of practice, directly relevant to commercial yacht crew.

MGN 641 Amendment 1 (M) Guidance on radiocommunications under chapter IV of SOLAS

SOLAS Chapter IV radiocommunications requirements apply to commercial yachts of 300GT and over or on international voyages, making this potentially relevant to large commercial yachts.

MGN 644 (M) Interpretation on positive freeboard and decked or open vessel

While primarily aimed at fishing vessels and small commercial vessels under 15m, the reference to small commercial vessels and workboats could have some bearing on smaller commercial yacht operations.

MGN 645 (M) Amendment 1 load line length – policy clarification: hull form cut-outs, extensions and steps

Load line length determination is relevant to large commercial yachts of 24m+ which are subject to load line requirements.

MGN 647 (M+F) Alternative to the IMO MARPOL Annex VI tier III standard engine

MARPOL Annex VI engine emission standards apply to commercial yachts, and guidance on alternative engines is relevant to operators.

MGN 651 (M) Bilge alarms on cargo ships 24m or more in length and under 500GT

Covers cargo ships 24m or more under 500GT — commercial yachts are not cargo ships but the size threshold overlaps; worth checking if any crossover applies.

MGN 652 (M+F) infectious disease at sea

Infectious disease guidance at sea is relevant to all commercial vessel operators and crew including commercial yachts.

MGN 654 (M+F) Offshore Renewable Energy Installations (OREI) safety response

Navigational safety around offshore renewable energy installations is relevant to commercial yachts navigating UK and nearby waters.

MGN 657 (M+F) Amendment 2 requirements for fixed aerosol fire extinguishing systems for use in small vessel machinery spaces

Fixed aerosol fire extinguishing systems for small vessel machinery spaces are directly relevant to commercial yachts which commonly have such systems.

MGN 658 (M+F) Amendment 1 (Control of Noise at Work) Regs 2007

M+F scope; noise at work regulations apply to crew on commercial yachts as merchant vessels.

MGN 659 (M+F) Amendment 3 (Entry into Enclosed Spaces)

Entry into enclosed spaces regulations apply across merchant shipping and could affect commercial yachts with enclosed machinery or storage spaces.

MGN 660 (M) Special measures to enhance maritime safety for merchant ships

IMO number and CSR requirements under the Special Measures Regulations may apply to commercial yachts of qualifying size.

MGN 661 (M+F) Navigation - safe and responsible anchoring and fishing practices

Anchoring practices and awareness of submarine cables/pipelines are directly relevant to commercial yacht operations.

MGN 662 (M) United Kingdom monitoring, reporting and verification (UK MRV) regime

UK MRV emissions monitoring may apply to larger commercial yachts depending on GT and voyage thresholds; cannot confirm exclusion from title alone.

MGN 664 (M+F) Amendment 1: Certification process for vessels using innovative technology

Covers certification of UK vessels using innovative technology with a risk-based approach, directly applicable to commercial yachts seeking novel certifications.

MGN 665 (M+F) Amendment 1 Mandatory registration of EPIRBs and PLBs

Mandatory EPIRB and PLB registration applies to all UK registered vessels including commercial yachts.

MGN 666 (M) Guidance for Merchant Shipping Notice (MSN) 1900 (M)

Provides guidance on construction requirements in MSN 1900 (fire protection), which applies to commercial yachts 24m+.

MGN 667 (M) Guidance for MSN 1901 and MSN 1902

References MSN 1901/1902/1903 which are not described here; applicability to commercial yachts cannot be determined without knowing the subject matter of those MSNs.

MGN 669 (M+F) Amendment 3 (asbestos) regulations 2010 as amended

Asbestos regulations apply to employers of maritime workers generally, relevant to older commercial yachts and their crew.

MGN 670 Amendment 2 (M) Guidance on the application of SOLAS II-1

SOLAS II-1 construction and stability guidance could apply to larger commercial yachts depending on their flag and applicable conventions.

MGN 672 (M) Extended dry-docking

Extended dry-docking intervals are relevant to commercial yacht survey and maintenance scheduling.

MGN 673 (M+F): Radio communications: non-SOLAS vessel

Explicitly covers non-SOLAS vessels and addresses EPIRB testing, distress alerts and emergency power for radio installations, all directly relevant to commercial yacht crews.

MGN 675 (M+F) Amendment 2 The merchant shipping (control and management of ships’ ballast water and sediments) regulations 2022

Ballast water regulations could apply to larger commercial yachts that carry ballast water, though primarily targeted at commercial shipping.

MGN 681 (M) Amendment 1 Fire safety and storage of small electric powered craft on yachts

Explicitly addresses fire safety and storage of small electric craft on yachts, directly relevant to commercial yachts carrying tenders or e-craft with Li-ion batteries.

MGN 683 (M+F) IMO carbon reduction measures

MARPOL Annex VI GHG/carbon reduction measures apply broadly to ships and may affect commercial yachts depending on GT thresholds.

MGN 684 (M) Safety of powered watercraft

Safety of powered watercraft provisions and MCA enforcement role may be relevant to tenders and other powered craft operated from commercial yachts.

MGN 685 (M+F) Issue of discharge books to seafarers

Discharge books apply to seafarers broadly including crew on commercial yachts.

MGN 686 (M+F) eligibility for british seaman’s card

British Seaman's Card eligibility and application guidance is relevant to commercial yacht crew as seafarers.

MGN 690 (M+F) Approval and acceptance of electronic record books and recording requirements under SOLAS chapter V/Reg 28

SOLAS V/Reg 28 navigational record-keeping applies to commercial yachts that fall under SOLAS, and electronic record books are relevant to yacht operations.

This concerns electronic navigational and deck record books under SOLAS V/28, not electronic training record books.

MGN 693 (M+F) Amendments to SOLAS chapter II-1 (IGF code)

IGF Code covers gas-fuelled ships; potentially relevant to LNG/alternative fuel yachts but primarily targets larger vessels, so applicability is uncertain.

MGN 695 (M) - Training Standards for Crew Taking Part in Helicopter Operations on Large Commercial Yachts

Explicitly titled for large commercial yachts — covers HLO and HDA training standards for yacht helidecks.

MGN 696 (M+F) Navigation Safety: Dynamically positioned vessels undertaking diving or other subsea operations

Primarily targets DP vessels doing diving/subsea ops, but COLREG guidance for vessels operating nearby could touch yachts in vicinity of such operations.

MGN 704 (M+F) Prevention of oil pollution: prohibition on the use and carriage for use of heavy fuel oil in arctic waters

HFO prohibition in Arctic waters under MARPOL applies to all vessels including commercial yachts operating in or near Arctic waters.

MGN 706 (M) Amendment 1 MLC, 2006: implementation of the 2022 amendments

2022 MLC amendments apply to commercial yacht operators and crew subject to MLC, 2006.

MGN 707 (M) MLC, 2006 - provision of social connectivity and internet access

MLC social connectivity and internet access requirements apply to commercial yachts subject to MLC, directly affecting crew welfare obligations.

MGN 708(M) Guidance on the merchant shipping (international safety management (ISM) code) regulations 2026

ISM Code regulations apply to certain commercial yachts and their operators, directly relevant to large yacht safety management.

MGN 709 Recommendations for ‘Short range’ yachts, when making passages greater than 90 miles from a safe haven

Directly addresses short range yachts making passages beyond short range limits, squarely applicable to commercial yacht operations.

MGN 711 (M) The Merchant Shipping (Port State Control) Regulations 2026

Port State Control regulations apply to commercial yachts as merchant vessels subject to PSC inspections under the Paris MOU.

MGN 713 (M) Fire protection regulations – adoptions of amendments in IMO resolutions in force on 1 Jan 2026

SOLAS fire protection amendments could apply to large commercial yachts depending on whether they fall under equivalent yacht code fire requirements.

MGN 714 (M+F) - adoption of amendments to the life saving appliances (LSA) Code.

LSA Code amendments affect all commercial vessels required to carry life-saving appliances, including commercial yachts.

MGN 715 (M+F) recommended best practice for respectful and safe operation

Best practice for respectful and safe operation between water users is plausibly relevant to commercial yacht operations.

MGN 717 (M+F) Air Quality: amendments to mandatory international instruments

Air quality/SEEMP/NOx requirements primarily target larger ships but could touch commercial yachts depending on engine type and applicable conventions; scope unclear from summary alone.

MGN 718 (M+F): 2026 IMO amendment to PSSR

PSSR is core STCW basic safety training for seafarers, including commercial-yacht crew.

MIN 417 Carbon fibre masts and spars

Carbon fibre masts and spars are common on large yachts; inspection and examination guidance is directly relevant.

MIN 474 Changes to officer of the watch written exams

Changes to officer of the watch written examinations directly affect certification of yacht officers who must hold STCW OOW qualifications.

MIN 478 Amendments to international convention on load lines 1966

Load line convention amendments apply broadly to commercial vessels including large yachts subject to load line requirements.

MIN 486 Maritime training - extra funds of up to £3 million

SMarT funding is for merchant navy training but may extend to yacht crew training depending on scheme eligibility criteria.

MIN 503 (M) Training for ECDIS as Primary Means of Navigation

ECDIS training requirements apply to masters and deck officers of UK registered vessels, including commercial yachts using ECDIS as primary navigation.

MIN 538 Amendment 8 (M) Codes of practice - Authorisation of certifying authorities

Authorised certifying authorities under Codes of Practice are directly relevant to commercial yacht certification and compliance.

MIN 542 (M+F) Amendment 3 life saving appliances – recognised distress signals and advertised alternatives to pyrotechnic flares

Distress signalling equipment and flare alternatives are directly relevant to all commercial yacht crew for safety purposes.

MIN 560 (M) Amending Resolutions - Load Line Convention

Load Line Convention amendments apply to commercial yachts of 24m+ which are subject to load line requirements.

MIN 585 (M) The international convention for prevention of pollution from ships 1973, as modified by the protocol 1978 (MARPOL 73/78) – Annex I (Prevention of pollution by oil)

MARPOL Annex I (oil pollution) applies to all vessels at sea including commercial yachts of 24m and over.

MIN 588 (M+F) Amendment 4 Codes of practice for controlling risks due to noise and vibration on ships

Noise and vibration codes of practice apply to all ships including commercial yachts and their crew.

MIN 591 (M) Notification of assessment requirement for some UK certificate of competency holders

Directly concerns UK CoC holders required to undertake online assessment for STCW short courses, affecting yacht crew certification.

MIN 602 Guidance and deadline for the notification of assessment requirement for some UK certificate of competency holders.

Directly concerns UK CoC holders and STCW short course training deficiencies, which affects yacht crew certification.

MIN 606 Notification of suspension for some UK Certification of Competency holders.

Suspension of UK Certificates of Competency directly affects yacht crew holding CoCs, relevant to commercial yacht operators and officers.

MIN 607 (M+F) Port and terminal refusal of requests to conduct boat drills

SOLAS lifeboat and rescue boat drill requirements apply to commercial yachts, and port refusal of drills is operationally relevant to yacht masters.

MIN 610 (M+F) MARPOL - Amendments to MARPOL annex VI chapter 3

MARPOL Annex VI air pollution requirements apply to all ships including commercial yachts, affecting operators and officers.

MIN 635 (M) Amendment 1 wellbeing at sea publications

Wellbeing at sea guidance is relevant to commercial yacht crew and operators as seafarers and organisations.

MIN 636 (M+F) Amendment 3 Radio Communications - Iridium GMDSS Recognised Mobile Satellite Service

GMDSS radio communications and Iridium satellite service status is relevant to commercial yachts carrying GMDSS equipment.

MIN 644 (M+F) Approval and acceptance of electronic record books and recording requirements under MARPOL

Electronic record books under MARPOL apply broadly to commercial vessels including yachts subject to MARPOL requirements.

MIN 653 (M) Deck Oral Exam Syllabus - Amendment 1

Deck officer oral exam syllabi directly affect deck officers on commercial yachts seeking or holding MCA certificates of competency.

MIN 654 (M) Engineering and Electro-technical Officer Oral Exam Syllabus - Amendment 1

Engineering and ETO officer oral exam syllabi are relevant to engineer officers serving on commercial yachts who hold or seek MCA certificates of competency.

MIN 674 (M) Amendment 4 guidance for shipowners regarding seafarers affected by Russia's invasion of Ukraine

MLC requirements and certification for seafarers directly affect commercial yacht crew operating under the MLC framework.

MIN 676 (M+F) - Amendment 1 - Clarification of Dyslexia Policy: Examination and Assessment Procedures for MCA Written Examinations

Covers MCA written examination dyslexia policy under STCW, directly relevant to yacht crew seeking certifications.

MIN 678 (M) Amendment 3: Enhancement to the Current Support for Maritime Training (SMarT) Fund and Additional Support for Junior Officers

SMarT funding and Junior Officer support is relevant to yacht crew seeking UK Certificates of Competency and career progression.

MIN 680 (M) Amendment 1 wellbeing at sea

Wellbeing at sea tool is relevant to all seafarers including commercial yacht crew, marked (M).

MIN 681 (M) Amendment 1: Helicopter aviation inspection bodies

Helicopter landing area certificates are relevant to large commercial yachts that may be fitted with helicopter landing areas.

MIN 688 (M) Amendment 4 code of safe working practices: 2026 edition

COSWP applies to merchant seafarers including those on commercial yachts; safe working practices are directly relevant to yacht crew.

MIN 689 (M) Amendment 3: Food and catering recognised qualifications

Ships' cooks qualifications and CoC requirements under MLC apply to catering crew on commercial yachts.

MIN 690: Guidance on the MCA Oral Examination Booking, the Issue of Notices of Eligibility (NOEs) and the Online Oral Examination Processes - Amendment 6

MCA oral examination and NOE processes are relevant to yacht officers seeking or renewing certificates of competency.

Includes MCA submission guidance where an electronic training record book applies. It does not itself establish which yacht candidates may use one.

MIN 701 (M+F) MLC and ILO 188: reportable medical conditions during validity period of a medical certificate

MLC medical certificate reporting requirements apply to yacht crew holding ENG1 certificates, directly relevant to commercial yacht seafarers.

MIN 707 (M): UK STCW Merchant Rating Training, Skills, Progression and Funding Availability

Primarily addresses merchant navy rating training but may have some relevance to yacht crew pursuing STCW ratings.

MIN 710 (M) Amendment 1 written and digital assessment dates: Deck and Engineer Officers

Deck officer CoC assessment dates are relevant to yacht deck officers seeking merchant navy certification.

MIN 712 (M + F) Amendment 1 written assessment dates: small vessel Engineer Officers (Yachts, sail training and small vessels)

Explicitly covers Engineer Officer assessment dates for yachts, sail training and small vessels — directly relevant to commercial yacht crew.

MIN 718 (M+F) The ship captains medical guide 24th edition

Ship Captain's Medical Guide is relevant to all vessel masters including those on commercial yachts.

MIN 720 (M): Transforming Seafarer Training: The UK's Modernised Officer Qualifications Syllabus

Modernised officer qualifications syllabus applies to all Merchant Navy officers including those on commercial yachts.

MIN 723 (M+F) Ballast water management: the intra north sea ballast water contingency area

Ballast water management requirements can apply to larger commercial yachts operating in the North Sea area.

MIN 724 (M) The sport or pleasure vessel code – standards and guidelines for best practice

Sport or pleasure vessel code guidance for small commercial vessels could apply to smaller commercial yachts or inform standards applicable to commercial yacht operations.

MIN 725 (M) Electronic reporting of persons on board passenger ships

Passenger ship electronic reporting could apply to large commercial yachts carrying passengers, but depends on whether the yacht is classed as a passenger ship under relevant regulations.

MIN 726 (M+F) Life raft weight compliance based on keel laying date

M+F scope and concerns SOLAS liferaft servicing compliance, relevant to commercial yachts carrying SOLAS-compliant liferafts.

MIN 732 (M+F) Amendment 3 guidance for shipowners, fishing vessel owners, seafarers and fishers affected by the conflict in the Middle East

MLC requirements referenced apply to commercial yacht seafarers as well as fishers; conflict-zone guidance relevant to any seafarer.

MIN 733 - Conflict in the Middle-East – MCA approach to survey and certification of UK vessels

MCA policy on survey and certification during Middle-East conflict applies to all UK vessels including commercial yachts operating in or transiting the region.

MIN 734 (M+F) Amendment 1 welfare support for seafarers and fishers

Welfare support information is relevant to yacht crew as seafarers under MLC.

MIN 735 (M) CS-SL3-WS3 Ideas Connected Ltd Lifejacket Lights

Lifejacket light conformity marking errors are a safety matter directly relevant to all vessels including commercial yachts.

MSN 622 Miscellaneous openings: spurling pipes

Spurling pipe water ingress incidents and prevention measures are relevant to commercial yachts with anchor chain arrangements.

MSN 681 Fixed fire smothering gas installations

Fixed fire smothering gas installation maintenance is relevant to commercial yachts fitted with such systems.

MSN 1015 Training for masters and chief mates of large ships

Training recommendations for masters and chief mates of large ships could apply to officers on larger commercial yachts depending on the size threshold used.

MSN 1136 Fires involving oil-fired appliances

Installation and safety rules for oil-fired appliances apply to commercial yachts with such equipment.

MSN 1328 Small vessels' navigation and radar training course

Navigation and radar training recommendations for small vessels could be relevant to crew on smaller commercial yachts.

MSN 1409 (M) Emergency information for passengers

Commercial yachts may carry guests/passengers; safety information requirements could plausibly apply depending on scope of the notice.

MSN 1560 Survival at sea

Basic sea survival training is relevant to all seafarers including commercial yacht crew.

MSN 1579 Training required to assist passengers in an emergency

Training requirements for personnel assisting passengers in emergencies could apply to commercial yachts carrying passengers.

MSN 1634 Certificates of competency, licences and certificates

VQ route to certification affects crew certification pathways relevant to commercial yacht crew seeking competency certificates.

MSN 1665 (M) Amendment 1: Fire fighting equipment

Firefighting equipment requirements are relevant to commercial yachts subject to Merchant Shipping fire protection regulations.

MSN 1666 (M) Amendment 1: fixed fire detection alarm and extinguishing systems

Fixed fire detection, alarm and extinguishing systems are directly relevant to commercial yachts 24m+ under fire protection regulations.

MSN 1667 (M) Amendment 1: fire integrity of bulkheads, decks and ventilation ducts

Fire integrity of bulkheads and ventilation ducts is relevant to commercial yachts under Merchant Shipping fire protection regulations.

MSN 1668 (M) Amendment 1: fire integrity of bulkheads, decks, ventilation ducting

Fire integrity of bulkheads and decks is relevant to commercial yachts of 24m+ under Merchant Shipping fire protection regulations.

MSN 1670 (M) Amendment 2: The Merchant Shipping (Fire Protection) Regulations 2023 and 1998

Directly references the Merchant Shipping (Fire Protection) Regulations which apply to commercial yachts 24m+.

MSN 1676 (M+F) Amendment 2 Merchant shipping life-saving appliances regulations

Life-saving appliance regulations apply to commercial yachts as well as other vessel types.

MSN 1690 (M) Amendment 1 Radio equipment: serviceability and maintenance

GMDSS radio equipment serviceability and maintenance requirements apply to commercial yachts required to carry radio installations.

MSN 1704 Carriage of firearms on board ships

Carriage of firearms guidance applies to all ships including commercial yachts, which may carry firearms for security or owner use.

MSN 1722 Training crews launching lifeboats and rescue boats

Lifeboat and rescue boat launching training applies to commercial yachts required to carry and drill with survival craft under safety regulations.

MSN 1733 Merchant shipping (fire protection) (amendment) regulations 1999

Fire protection regulations for large and small ships may apply to commercial yachts depending on size classification under the referenced regulations.

MSN 1751: Harmonised system of survey and certification (HSSC)

Harmonised survey and certification regulations apply broadly to merchant ships including commercial yachts subject to statutory surveys.

MSN 1752 Load Line Regulations 2000 Corrigendum

Load Line Regulations apply to commercial yachts; without knowing the specific error corrected it is unclear if it affects yachts, but plausible relevance.

MSN 1757 Requirements for life-saving appliances

Requirements for life-saving appliances including emergency communications and alarms apply to commercial yachts.

MSN 1762 (M+F) Amendment 2 (Diving Safety) Regulations 2002

Diving safety regulations under Merchant Shipping apply broadly and could affect commercial yachts that carry or support diving operations.

MSN 1781 (M+F) Amendment 3 The Merchant Shipping regulations 1996 - COLREG

COLREGs apply to all vessels underway including commercial yachts, and amendments to scope directly affect their watchkeeping obligations.

MSN 1792 The large commercial yacht code (LY2)

LY2 is directly the governing code of practice for large commercial yachts under 300GT, core to this sector.

MSN 1796 (M+F) Amendment 4 Designation of Vessel Traffic Services (VTS)

VTS designation and compliance requirements apply to all shipping including commercial yachts transiting UK VTS areas.

MSN 1799 Rabies: carriage of animals on ships

Applies to all ships carrying animals; commercial yachts may carry pets or animals and must comply with rabies landing legislation.

MSN 1815 (M+F) Amendment 7 equivalent medical certificates

Equivalent medical certificates are directly relevant to seafarers and crew on commercial yachts requiring ENG1 or equivalent.

MSN 1819 Amendment 1 (M+F) Prevention of air pollution from ships

Air pollution prevention from ships (MARPOL Annex VI) applies to commercial yachts subject to these requirements, particularly larger or ocean-going vessels.

MSN 1832 (M) Amendment 1 The Merchant Shipping (Port State Control) regulations 2011

Port State Control applies to commercial yachts of 24m and over, which are subject to PSC inspections under Paris MOU.

MSN 1838 (M) Amendment 2 MLC, 2006 Minimum Age

MLC minimum age and young seafarer protections apply to commercial yachts employing crew under 18.

MSN 1841 (M) Amendment 2 MLC 2006: medical care ship's doctors

MLC 2006 ship's doctor criteria could apply to large commercial yachts carrying a ship's doctor, though rare in practice.

MSN 1844 (M) Maritime labour convention, 2006: crew accommodation

MLC crew accommodation requirements apply to UK commercial yachts and non-UK yachts in UK waters, directly relevant to commercial yacht crew.

MSN 1845 (M) Amendment 2 Food and catering, provision of food and fresh water

MLC food and fresh water provisions apply to commercial yachts that fall under MLC requirements and their crew.

MSN 1846 (M) MLC 2006 food and catering ship's cooks and catering staff

MLC 2006 food and catering requirements apply to commercial yachts with crew, including ships' cooks and catering staff on large yachts.

MSN 1848 (M) Maritime labour convention survey and certification of UK ships

MLC 2006 survey and certification of UK ships applies to commercial yachts of 24m+ that are subject to MLC compliance.

MSN 1849 (M) Amendment 1 MLC, 2006 on-board complaint procedures

MLC on-board complaint procedures apply to commercial yachts subject to MLC, 2006.

MSN 1850 (M) Amendment 1: Maritime Labour Convention, 2006: health and safety reporting of occupational diseases

MLC occupational disease reporting requirements apply to commercial yacht operators and crew under MLC 2006.

MSN 1856 (M+F) - Amendment 1 - UK Requirements for Master and Deck Officers

Master and deck officer certification requirements apply to officers serving on commercial yachts under STCW/MCA frameworks.

MSN 1857 (M+F) - Amendment 1 - UK Requirements for Engineer Officers and Engineer Operators

Engineer officer certification requirements under STCW apply to engineers serving on commercial yachts.

MSN 1858 (M+F) - Amendment 2 - UK Requirements for Deck Officers on Large Yachts (24m and over)

Directly addresses certification requirements for deck officers on large yachts of 24m and over — core subject matter for commercial yachts.

MSN 1860 (M) - Amendment 1 - UK Requirements For Electro-technical Officers

ETO certification could apply to commercial yachts with electro-technical officers, though less common on smaller yachts.

MSN 1861 (M) - Amendment 1 - UK Procedure for the Revalidation of Certificates of Competency and Tanker Endorsements

Revalidation of certificates of competency affects all STCW certificated crew including those on commercial yachts.

MSN 1862 (M) - Amendment 1 - UK Requirements for Deck Ratings

Deck ratings and able seafarer certificates are directly relevant to crew working on commercial yachts of 24m+ under STCW.

MSN 1863 (M+F) - Amendment 1 - UK Requirements for Engine Room Ratings

Engine room ratings certification requirements apply to ratings working in engine rooms of commercial yachts as well as other vessels.

MSN 1864 (M) - Amendment 1 - UK Requirements for Radio Operators

Radio operator certification requirements apply to commercial yachts required to carry GMDSS radio operators.

MSN 1865 (M) - Amendment 1 - UK Requirements for Emergency, Occupational Safety, Security, Medical Care and Survival Functions

STCW Chapter VI basic safety training (PSCRB, firefighting, first aid, security) is mandatory for commercial yacht crew.

MSN 1866 (M) Amendment 2 - Training and certification requirements for seafarers on tankers, ships subject to the IGF Code, ships that operate in polar waters and passenger ships

Primarily targets tanker, IGF, polar and passenger ship crew certification, but polar waters and passenger elements could apply to some larger commercial yachts.

MSN 1867 (M) - Amendment 1 - Recognition of non-UK certification for the issue of a Flag State Endorsement

Recognition of non-UK certification and Flag State Endorsements directly relevant to internationally-certificated crew on commercial yachts flying UK flag.

MSN 1868 (M) - Amendment 1 - UK Requirements for Safe Manning and Watchkeeping

Safe manning and watchkeeping requirements directly apply to commercial yachts of 24m+ operating under UK regulations.

MSN 1870 (M+F) Amendment 6 Personal protective equipment regs 1999

PPE compliance standards for work on board ships apply to crew on commercial yachts.

MSN 1874 (M+F) Amendment 11 Marine Equipment United Kingdom conformity assessment and type approval procedures for marine equipment

UK conformity assessment and type approval for marine equipment applies to equipment fitted on commercial yachts.

MSN 1877 (M) Maritime labour convention 2006, hours of work and entitlement to leave

MLC hours of work and leave requirements apply to crew on commercial yachts subject to MLC 2006.

MSN 1878 Arrangements for the carriage of agreed search and rescue co-operation plans aboard UK passenger vessels

Primarily targets passenger vessels, but SAR co-operation plan requirements under safety of navigation regulations could potentially touch larger commercial yachts carrying passengers.

MSN 1886 (M+F) Amendment 3 Medical examination system standards

MLC-compliant medical examination standards apply to commercial yacht crew as seafarers on UK ships.

MSN 1887 (M) Amendment 1: maritime labour convention, 2006: medical certification

MLC medical certification requirements apply directly to commercial yacht crew as seafarers under MLC 2006.

MSN 1888 (M+F) Amendment 4 Chemical agents regulations 2010

Chemical agents health and safety regulations apply to merchant shipping and fishing vessels broadly, including commercial yachts.

MSN 1889 (M+F) Amendment 5 (Biological agents) regulations 2010

M+F scope; biological agents health and safety regulations apply to all vessels including commercial yachts.

MSN 1890 (M+F) Amd 5 Health and safety at work new and expectant mothers

Health and safety regulations for new and expectant mothers apply to all merchant vessels including commercial yachts.

MSN 1895 (M) The Red Ensign Group (REG) Yacht Code Part A

Directly implements the REG Yacht Code Part A, which is the primary regulatory framework for commercial yachts.

MSN 1899 (M+F) Vessel traffic monitoring notification and reporting requirements for ships and ports

Vessel traffic monitoring and reporting requirements apply to ships generally and could affect commercial yachts operating in UK waters.

MSN 1900(M): The Merchant Shipping (Fire Protection) Regulations

Fire protection regulations apply broadly to merchant ships including commercial yachts 24m+ which must comply with fire protection requirements.

MSN 1901 (M): The Merchant Shipping (Fire Protection) Regulations 2023

Fire protection regulations under Merchant Shipping apply broadly and may include commercial yachts depending on scope of the 2023 Regulations.

MSN 1902 (M): The Merchant Shipping (Fire Protection) Regulations 2023

Fire protection regulations under Merchant Shipping apply broadly and may include commercial yachts depending on scope of the 2023 Regulations.

MSN 1903 (M) The Global Maritime Distress and Safety System (GMDSS) ship requirements

GMDSS radio installation requirements apply to commercial yachts operating in relevant sea areas under merchant shipping regulations.

MSN 1904 (M+F) UK Requirements for Engineer Officer Small Vessel Certificate of Competency

Engineer Officer Small Vessel Certificate of Competency is directly relevant to engineer officers serving on commercial yachts (small vessels).

MSN 1905 (M+F) Amendment 5 ships’ medical stores

M+F scope; minimum medical stores requirements apply to commercial yachts as sea-going vessels.

MSN 1907 (M) - Application to ships built before 1st January 2009 and engaged on international voyages

SOLAS Chapter II-1 subdivision/stability rules for ships on international voyages could apply to larger commercial yachts built before 2009, but scope is unclear.

MSN 1908 (M+F) Amendment 3 The merchant shipping (control and management of ships’ ballast water and sediments) regulations 2022

Ballast water regulations generally target larger commercial vessels; large commercial yachts with ballast systems could be affected depending on scope of the regulations.

MSN 1924 (M+F) EPIRB and PLB registration requirements

Mandatory EPIRB and PLB registration requirements apply to all UK registered ships and watercraft including commercial yachts.