Staying on top of your tax obligations is essential to avoid penalties, interest charges, and unnecessary stress. With Making Tax Digital (MTD) reshaping how individuals and businesses manage their tax records, keeping a clear timeline of important dates is more important than ever.
This guide outlines the key upcoming deadlines for Self-Assessment and MTD for Income Tax so you can stay compliant, organised, and worry-free.
Important Dates to Remember
Here’s a quick overview of critical Self-Assessment and MTD deadlines you need to be aware of:
| Date | Deadline / Event |
| 31 January 2026 | Submit your 2024–25 Self-Assessment tax return. |
| 06 April 2026 | Begin maintaining records using MTD-compatible software. |
| 07 August 2026 | Submit your first quarterly MTD update for Income Tax. |
| 07 November 2026 | Submit your second quarterly update. |
| 31 January 2027 | Submit your 2025–26 Self-Assessment tax return as usual. |
| 07 February 2027 | Submit your third quarterly update. |
| 07 May 2027 | Submit your fourth quarterly update for the 2026–27 tax year. |
| 07 August 2027 | Submit your first quarterly update for the 2027–28 tax year. |
| 07 November 2027 | Submit your second quarterly update. |
| 31 January 2028 | Submit your 2026–27 tax return via MTD-compliant software. |
| 07 February 2028 | Submit your third quarterly update for 2027–28. |
| 07 May 2028 | Submit your fourth quarterly update for 2027–28. |
Why Staying on Schedule Is So Important
Keeping to these dates is about more than avoiding penalties. It’s about:
- Complying with HMRC requirements under the MTD initiative
- Avoiding penalties and interest by filing on time
- Maintaining accurate and timely records that support better financial decision-making
By staying organised, you reduce last-minute stress and ensure that your finances stay in good standing throughout the year.
How Brayan & Spencer Associates Ltd Can Help
Managing tax deadlines while running a business or handling personal finances can feel overwhelming but you don’t have to do it alone.
At Brayan & Spencer Associates Ltd, we offer hands-on support to make tax compliance smooth and stress-free. Our expert services include:
- Configuring MTD for Income Tax
- Managing quarterly updates and submissions
- Filing of Self-Assessment tax returns
- Setting up and maintaining digital record-keeping systems
We help ensure you stay compliant, save valuable time, and avoid unnecessary costs while you focus on what you do best.
Get Expert Support Today
Don’t wait until deadlines are around the corner. Let our team guide you through every step of the MTD and Self-Assessment process with confidence and ease.
Contact Brayan & Spencer Associates Ltd today — and take the stress out of staying compliant.
