Don't Miss the Self-Assessment Deadline

The self-assessment deadline is fast approaching, and it's crucial to ensure your tax return is filed on time to avoid penalties and interest charges.

Key Dates to Remember

31st January

Online self-assessment deadline

31st October

Paper return deadline (already passed)

What You Need to Prepare

  • P60 from your employer
  • P45 if you changed jobs
  • Bank and building society interest certificates
  • Dividend vouchers
  • Details of any other income
  • Records of business expenses if self-employed

Penalties for Late Filing

HMRC imposes automatic penalties for late filing:

  • £100 for filing up to 3 months late
  • Additional £10 per day after 3 months (max £900)
  • £300 or 5% of tax due after 6 months
  • Further £300 or 5% after 12 months
Running Out of Time?

If you're struggling to meet the deadline, contact us immediately. Caroline can help complete your return quickly and accurately, ensuring you avoid penalties.


Published on November 25, 2025