
Your Seafarer Employment Agreement is the contract that says what you are paid, how much leave you get and who flies you home. Here is what the Maritime and Coastguard Agency says it must contain, and what to check before you sign.
A Seafarer Employment Agreement, or SEA, is the written, legally enforceable agreement between you and the shipowner or employer for your work on board. It comes from the Maritime Labour Convention, 2006 (MLC), the international convention on seafarers' working and living conditions, which came into force in August 2013. The MLC covers five areas: the minimum requirements to work on a ship, conditions of employment, accommodation and food, health protection and welfare, and compliance and enforcement.
For UK ships the rules are set out by the Maritime and Coastguard Agency (MCA) in Marine Guidance Note MGN 477 (M) Amendment 5, published in February 2025. The MCA states that every seafarer on a vessel the regulations apply to must have an SEA, and that SEAs replaced the old collective crew agreements on those vessels.
The UK regulations apply to sea-going UK ships wherever they are, and to non-UK ships in UK waters. They do not apply to pleasure vessels or to vessels that are not ordinarily engaged in commercial activities. In yachting terms: a commercially operated yacht, such as a charter yacht, falls under the MLC rules; a purely private yacht generally does not, so your protection there depends on the contract you are offered and on the flag.
The flag at the stern shows where the yacht is registered, and it is that flag state's law which governs your agreement. Other red ensign and MLC flag states follow the same convention, with their own guidance. Ask which flag the yacht flies and whether she is operated commercially before you accept.
Annex 1 of MGN 477 lists the minimum information. Use it as a checklist.
| Your SEA must state | What to look for |
|---|---|
| Who you are | Your full name, birthplace and date of birth or age |
| Who the shipowner is | The shipowner's name and address. If you are employed through a third party, the employer signs too and the shipowner guarantees the employer's obligations |
| Where and when | The place and the date the agreement is entered into |
| Your position | The capacity in which you are to work |
| How long it runs | The end date for a fixed period; for an open-ended agreement, the notice period and when notice may be given; for a single voyage, the destination port |
| Wages | The amount or the formula, how you are paid and the pay dates. Pay dates may be no more than one month apart, the first within a month of the agreement |
| Hours of work | The hours you are expected to work |
| Paid leave | The amount or the formula used to work it out |
| Health and social security | The health and social security protection benefits the shipowner provides |
| Repatriation | Your entitlement, including the mode of transport and the destination, and any circumstances in which you would have to meet the cost |
| Maximum time on board | The longest period of service after which you are entitled to repatriation |
| Loss of belongings | The maximum compensation for personal property lost if the ship is lost or founders |
| Pension | Any pension benefits or scheme you may join |
| Grievance and discipline | The procedures that apply on board |
| Collective agreement | Details of any collective bargaining agreement that forms part of your SEA |
If you are self-employed rather than an employee, the MCA still requires an SEA. It must contain the general items above, plus your remuneration and how and when it is paid.
Ask for the SEA before you travel to join the yacht, not on the passerelle.
The notice period must be written into the SEA, must be at least seven days, and must be the same for both sides: the shipowner cannot ask you for longer notice than they give you. Shorter notice is allowed without penalty on compassionate grounds or for gross misconduct, and the SEA should say what those mean. The MCA says it will query notice periods that are unduly restrictive on seafarers, such as several months.
On a UK ship you are entitled to repatriation when your SEA expires, or after a maximum of 11 months of continuous service on board. The MCA says extensions beyond the contract are a last resort, need your informed consent, and that a valid SEA must stay in force until you are home. Where an extension takes a seafarer past 11 months, the shipowner has to notify the MCA.
The convention itself also sets a floor for leave and rest: paid annual leave of at least 2.5 calendar days for each month of employment, and at least 10 hours of rest in any 24 hours and 77 hours in any seven days.
The shipowner must give you a record of your employment on board: the ship, your capacity, the date you started and the date and place of discharge. It may be an entry in your discharge book or a certificate of discharge. It must not include any comment on your conduct or your wages. Keep it: it is your proof of sea service.
The MCA's Seafarer Services team can be reached at [email protected]. The MCA also recommends that shipowners follow the ITF and ICS guidance on eliminating shipboard harassment and bullying.
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Maritime and Coastguard Agency, MGN 477 (M) Amendment 5: MLC 2006 seafarer's employment agreements, and the MCA's MLC 2006 titles 1 to 5 guidance, which carries the model SEA format; both read on 13 October 2026. This article is a plain-language summary for crew, not legal advice. Yachts under other flags follow that flag state's rules: check with the flag or take advice before you sign.
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