Download form P37 - HM Revenue & Customs - hmrc gov 2026

1. Click ‘Get Form’ to open it in the editor.
2. Begin by entering your Employer PAYE reference and Accounts office reference at the top of the form. This information is crucial for HMRC to identify your submissions.
3. Complete the sections detailing PAYE Income Tax, National Insurance contributions (NICs), and related payments. Ensure all amounts are accurate and reflect your records for the tax year.
4. Review all deduction cards you hold to ensure they are fully completed. Attach these cards along with your return.
5. Sign the Declaration and certificate section, confirming that all details are true to the best of your knowledge.
6. Submit the completed form by sending it back to HMRC before the deadline of 19 May following the end of the tax year.

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