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49 Years
experience
Expert Tax Advice for Seafarers in Doncaster
Established in 1977, Seatax Ltd has been providing specialist tax advisory services for seafarers and maritime professionals for over 45 years. Our expertise stems from the complexities introduced by the 1977 Finance Act, which reshaped tax obligations for British merchant seamen. We specialise in navigating UK tax law, including Self Assessment requirements, Seafarers Earnings Deduction (SED) claims, and international tax agreements. Our team handles all Revenue forms, audits, and compliance matters, ensuring clients meet HMRC obligations while maximising allowable deductions. With a focus on seafarers' unique circumstances, we offer tailored solutions for those working on ships, offshore installations, and in the yachting industry.

Our service includes retrospective tax reviews for new clients, covering up to four previous tax years. We maintain strict confidentiality and operate under Data Controller registration Z4929781. Our fee structure is transparent, starting at 275 including VAT for standard tax return preparation. As a UK-registered company (1439837) with VAT number 183 2541 68, we combine deep industry knowledge with regulatory compliance to deliver reliable, client-focused tax services.
Services
Tax Advice for Seafarers Yacht Crew Tax Services Seafarers Earnings Deduction Schedule 27 Compliance Self Assessment Preparation
Details
  • Year established: 1977
Highlights and features
  • We have over 45 years of specialist experience in maritime tax regulations
  • Our service includes retrospective tax reviews for new clients
  • We handle HMRC correspondence and audit representation
  • Transparent pricing structure with competitive rates
  • Registered under Data Controller Z4929781 for data protection compliance
Services
Tax Advice for Seafarers
Specialist tax advisory service for merchant seamen and offshore workers. We handle Self Assessment forms, Seafarers Earnings Deduction claims, and HMRC compliance. Our expertise covers complex tax situations arising from international work patterns and offshore installations. We ensure legal compliance while maximising allowable deductions.
Yacht Crew Tax Services
Tailored tax services for yacht personnel navigating international tax agreements. We resolve double taxation issues and ensure smooth reintegration into the UK tax system. Our service includes compliance documentation and HMRC representation for crew working across multiple jurisdictions.
Seafarers Earnings Deduction
Expert guidance on qualifying for and claiming Seafarers Earnings Deduction. We verify eligibility based on work patterns, prepare necessary documentation, and submit claims to HMRC. Our service ensures maximum tax relief while maintaining full regulatory compliance.
Schedule 27 Compliance
Specialist advice on tax implications for workers on offshore installations. We clarify definitions under UK tax law, determine eligibility for tax concessions, and ensure compliance with Schedule 27 regulations for those working in the North Sea and similar regions.
Self Assessment Preparation
Comprehensive Self Assessment preparation for maritime professionals. We complete all required HMRC forms, handle audit representation, and provide four-year retrospective reviews. Our service includes ongoing support for complex tax situations arising from offshore employment.
Questions
What tax services do you offer for seafarers?
We provide comprehensive tax advisory services including Self Assessment preparation, Seafarers Earnings Deduction claims, and HMRC compliance for merchant seamen and offshore workers.
Can I claim tax back as a seafarer?
Yes, if you meet qualifying criteria for Seafarers Earnings Deduction, we can help claim back UK income tax paid while working at sea.
Do you handle international tax agreements?
Yes, we specialise in resolving double tax agreements for yacht personnel and foreign company employees working in UK waters.
How much do your services cost?
Our standard tax return service starts at £275 including VAT, with transparent pricing and no hidden fees.
What records should I keep for tax purposes?
Maintain travel vouchers, hotel receipts, passports, discharge certificates, and position sheets to support your tax claims with HMRC.