Update 1
Deadline: 7 August 2026
Update period:
6 April 2026 to 5 July 2026
Tool
Quarterly Update Deadline Planner
Use this planner to understand the reporting rhythm more clearly, compare standard and calendar update periods, and see how the submission cycle fits into the wider MTD year.
Best use of this tool
Understand the reporting rhythm before relying on software reminders
This planner works best when users want to understand the pattern of update periods, deadlines, and year-end timing before software, records, and filing tasks start to feel heavy.
Important detail
These are submission points built on cumulative update periods
A lot of confusion comes from treating each deadline like a separate isolated quarter. This planner is designed to show the update structure more clearly so the cycle makes sense in practice.
Interactive planner
Build a clearer view of your update periods, deadlines, and year-end timing
Choose a tax year and period style below to compare how the reporting cycle works in practical terms.
Build your update schedule
Choose a tax year and update-period type to see the cumulative update periods, filing deadlines, and year-end timing more clearly.
Current view
2026 to 2027
Showing standard update periods
Year-end deadline
31 January 2028
Deadline to submit your tax return and finalise the year.
Update 2
Deadline: 7 November 2026
Update period:
6 April 2026 to 5 October 2026
Update 3
Deadline: 7 February 2027
Update period:
6 April 2026 to 5 January 2027
Update 4
Deadline: 7 May 2027
Update period:
6 April 2026 to 5 April 2027
Helpful next steps
Keep the deadline picture connected to records, guides, and software
Read the quarterly deadlines guide
Best for users who want the reporting rhythm explained in more detail before relying on the planner.
Use the Digital Record-Keeping Helper
A good next step if the real challenge is keeping records tidy enough for each reporting point.
Browse software guidance
Useful once the reporting rhythm is clearer and the next question is how software fits into the process.