Guidance

Class 1A National Insurance contributions on benefits in kind (CWG5)

Find out what benefits and expenses to report on form P11D or substitute form if you’re an employer.

From:
HM Revenue & Customs
Published
28 March 2014
Last updated
4 November 2022 — See all updates

Documents

2022: Class 1A National Insurance contributions on benefits in kind, termination payments and sporting testimonial payments

HTML

2021: Class 1A National Insurance contributions on benefits in kind, termination payments and sporting testimonial payments

HTML

2020: Class 1A National Insurance contributions on benefits in kind, Termination Payments and Sporting Testimonial payments

HTML

2019: Class 1A National Insurance contributions on benefits in kind

HTML

2018: Class 1A National Insurance contributions on benefits in kind

HTML

2017: Class 1A National Insurance contributions on benefits in kind

HTML

2016: Class 1A National Insurance contributions on benefits in kind

PDF, 882 KB, 46 pages

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2015: Class 1A National Insurance contributions on benefits in kind

PDF, 814 KB, 48 pages

2014: Class 1A National Insurance contributions on benefits in kind

PDF, 818 KB, 48 pages

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2013: Class 1A National Insurance contributions on benefits in kind

PDF, 513 KB, 35 pages

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Details

This guide tells you what you need to know and do about Class 1A National Insurance contributions (NICs). It explains when Class 1A NICs are due and how they are worked out, reported and paid.

Published 28 March 2014
Last updated 4 November 2022 + show all updates

  1. 2022: Class 1A National Insurance contributions on benefits in kind, termination payments and sporting testimonial payments has been updated with 2022 legislation changes.

  2. The 2022 to 2023 CWG5 has been added.

  3. Class 1A National Insurance contributions on benefits in kind, termination payments and sporting testimonial payments has been updated with 2021 changes.

  4. The 2021 to 2022 CWG5 has been added.

  5. This page has been updated because the Brexit transition period has ended.

  6. The 2020 to 2021 CWG5 has been published.

  7. The 2018 to 2019 CWG5 helpbook has been added.

  8. The 2018 to 2019 CWG5 has been published.

  9. Information added to paragraph 21 about the facility to pay at the Post Office being withdrawn.

  10. New paragraph about how to calculate Class 1A NICs added in Section 9 of Part 3 and new paragraph about optional remuneration arrangements added in Part 5.

  11. The 2017 to 2018 CWG5 has been published.

  12. New PDF available for 2016 tax year.

  13. The 2015 to 2016 CWG5 helpbook has been published.

  14. First published.