Key Tax Dates: September 2025
- Shepherd Partnership
- Aug 18
- 1 min read

Here's a list of key UK tax dates and deadlines for the upcoming month. Please don't hesitate to contact us if you have any questions about, or require help regarding, any of the dates listed.
September 2025
1st September: Corporation Tax is due for companies with November year ends
7th September: Electronic Payments of VAT must have reached HMRC
7th September: Electronic Submission of VAT returns deadline
19th September: August's PAYE and Class 1 NIC Postal Payment must reach HMRC
22nd September: August's PAYE and Class 1 NIC Electronic Payment must be cleared to HMRC
30th September: Corporation Tax Returns are due for companies with September year ends







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