Tax Calender 24/25
Key Tax Dates and Deadlines for the 2025-2026 Tax Year
Staying up to date with tax deadlines is essential for compliance and avoiding penalties. Below is a list of the most important tax dates for individuals, the self-employed, and employers for the 2025-2026 tax year.
Key Tax Dates for Individuals and the Self-Employed
- 6th April 2025
The first day of the 2025-2026 tax year. Any changes to tax rates announced in the Chancellor’s Budget will come into effect. The Chancellor’s Budget for 2025 is expected in March, so stay tuned for updates on tax and spending changes. - 31st July 2025
For self-employed individuals, this is the deadline for the first payment on account for the 2025-2026 tax year. Ensure your payment calculations are accurate to avoid penalties or interest. - 5th October 2025
If you became self-employed or started earning income from property during the 2025/2026 financial year, you must register with HMRC for self-assessment by this date. - 31st October 2025
Deadline to submit paper self-assessment tax returns for the 2024-2025 tax year. Filing online? Skip to the January deadline below. - 31st January 2026
The final date to submit online self-assessment returns for the 2024-2025 tax year and pay any outstanding tax liabilities. - 5th April 2026
The last day of the 2025-2026 tax year. Ensure all tax records and accounts are finalized by this date for compliance purposes.
Important PAYE Deadlines for Employers
- 19th April 2025
Employers must complete their final Real-Time Information (RTI) submission to HMRC for the 2024-2025 tax year. Include responses to all end-of-year questions. - 31st May 2025
Employers must issue P60 forms to all employees for the 2024-2025 tax year. This is also the deadline to file P11D forms with HMRC, reporting expenses and benefits provided to employees.
Tips for Staying Compliant in 2025
- Set Reminders: Add these key dates to your calendar or tax software.
- Plan Ahead: Use online HMRC tools to file returns and make payments.
- Consult Experts: Seek professional advice for complex tax situations.