Guidance

CA42: Foreign-going mariners and deep-sea fishermen

Use this booklet to manually calculate contributions for employees who must pay National Insurance for current and previous tax years.

From:
HM Revenue & Customs
Published
28 March 2014
Last updated
28 March 2024 — See all updates

Documents

2024 to 2025: Foreign-going mariners and deep-sea fishermen — effective from 6 April 2024 to 5 April 2025

PDF, 2.37 MB, 236 pages

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2023 to 2024: Foreign-going mariners and deep-sea fishermen — effective from 6 January to 5 April 2024

PDF, 1.81 MB, 236 pages

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2023 to 2024: Foreign-going mariners and deep-sea fishermen — effective from 6 April 2023 to 5 January 2024

PDF, 4.03 MB

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2022 to 2023: Foreign-going mariners and deep-sea fishermen — effective from 6 November 2022 to 5 April 2023

PDF, 2.28 MB, 236 pages

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2022 to 2023: Foreign-going mariners and deep-sea fishermen — effective from 06 July 2022 to 05 November 2022

PDF, 3.9 MB, 236 pages

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2022 to 2023: Foreign-going mariners and deep-sea fishermen — effective from 6 April 2022 to 5 July 2022

PDF, 3.01 MB, 236 pages

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2021 to 2022: Foreign-going mariners and deep-sea fishermen

PDF, 2.13 MB, 235 pages

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Details

National Insurance contributions tables for foreign-going mariners and deep sea fishermen.

Updates to this page

Published 28 March 2014
Last updated 28 March 2024 + show all updates

  1. The foreign-going mariners and deep-sea fishermen booklet (CA42) covering 6 April 2024 to 5 April 2025 has been added.

  2. The foreign-going mariners and deep-sea fishermen booklet (CA42) covering 6 January to 5 April 2024 has been added.

  3. The CA42 for the tax year 2023 to 2024 has been added.

  4. The foreign-going mariners and deep-sea fishermen booklet (CA42) 2022 to 2023 includes updated rates of National Insurance contributions with effect from 6 November 2022.

  5. Updated the foreign-going mariners and deep-sea fishermen booklet (CA42) 2022 to 2023 to include the changes to the Primary Threshold announced in the Spring Statement.

  6. The CA42 for the tax year 2022 to 2023 has been added and 2020 to 2021 has been removed.

  7. The CA42 for the tax year 2020 to 2021 has been added and 2019 to 2020 has been removed.

  8. The CA42 for the tax year 2020 to 2021 has been added.

  9. The CA42 for 2019 to 2020 has been added.

  10. The 2018 to 2019 version of the CA42 has been added.

  11. Form CA42 has been updated to reflect new tax year changes.

  12. Updated version of CA42

  13. Helpbook CA42 for 2015 to 2016 has been published.

  14. First published.

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