Quarterly Tax Returns
Under MTD quarterly updates, you will report income and expenses every three months instead of once per year. This improves accuracy but requires organisation throughout the year.
Who Is Affected?
Starting 6 April 2026, sole traders and landlords earning over £50,000 per year must join MTD for Income Tax 2026. From April 2027, this expands to those earning between £30,000 and £50,000.
From April 2026
- Sole traders earning over £50,000 per year
- Landlords with property income over £50,000
From April 2027
- Sole traders earning £30,000–£50,000
- Landlords with property income £30,000–£50,000
What Are the Key Changes?
Digital Records Are Mandatory
All transactions must be recorded in MTD compatible software for UK businesses . Paper records alone will not meet HMRC digital records standards. You must digitally store:
- Sales invoices
- Business expenses
- Income summaries
- Adjustments
End of Period Statement (EOPS)
The EOPS confirms your business income at the end of the tax year. It includes:
- Adjustments
- Allowances
- Accounting corrections
- Final taxable profit
Final Declaration
The Final Declaration replaces the traditional Self Assessment submission. It confirms:
- All income sources
- Tax liabilities
- Personal declarations
Penalties for Non-Compliance
HMRC will apply a points-based penalty system for late quarterly submissions, missing EOPS, late Final Declarations, and inaccurate digital records. Repeated late submissions lead to financial penalties.
Quarterly Filing Deadlines
Under Making Tax Digital UK 2026, reporting follows fixed quarterly deadlines.
| Quarter | Period Ends | Deadline |
|---|---|---|
| Q1 | 5 July | 5 August |
| Q2 | 5 October | 5 November |
| Q3 | 5 January | 5 February |
| Q4 | 5 April | 5 May |
Missing deadlines under quarterly tax returns UK may result in penalty points.
What You Need to Do Now
To prepare for UK tax compliance 2026, take action early. Waiting until 2026 increases compliance risk.
Switch to MTD Compatible Software
Choose HMRC-approved invoicing and accounting software immediately.
Record Income & Expenses Monthly
Build a habit of regular record-keeping rather than year-end scrambles.
Stop Using Manual Spreadsheets
Manual uploads may not meet HMRC's digital integration requirements.
Inform Your Accountant
Coordinate with your accountant on software choice and quarterly reporting.
Why digital invoicing Matters for MTD
Your invoicing system now plays a direct role in tax compliance. Using structured digital tax reporting UK systems helps you:
- Automatically store invoices
- Track income in real time
- Generate quarterly summaries
- Maintain consistent records
- Avoid duplicate entries
- Share data with your accountant
A modern cloud solution reduces stress and errors while ensuring you’re MTD-ready from day one.
Quick MTD 2026 Compliance Checklist
- Confirm if your income exceeds £50,000
- Move to digital record keeping
- Understand EOPS and Final Declaration
- Prepare for £30,000 threshold in 2027
- Learn quarterly submission process
- Choose HMRC-compliant software
