What is Making Tax Digital (MTD) for Income Tax?
From April 2026–27, certain individuals will fall under HMRC’s Making Tax Digital for Income Tax regime—requiring them to maintain digital records and submit quarterly updates. While everyone submitting Self Assessment forms will eventually be affected, the current thresholds apply to those with self‐employment or property income exceeding £50,000, or whose trading profits exceed £30,000 and property income exceeds £30,000. (gov.uk)
Key Compliance Deadlines and Requirements
- Digital Records: Must maintain up‐to‐date, accurate records in compatible software. Errors must be corrected as soon as possible. (gov.uk)
- Quarterly Updates: These updates cover every income source – self‐employment, property, etc. Even if income sources change during the year, you must notify HMRC via software. (gov.uk)
- Annual Self Assessment Tax Return: Still required, but some details now have to be consistent with the quarterly updates and digital records. Any discrepancies could trigger penalties or audits. (gov.uk)
Practical Examples
| Scenario | If you're self-employed only | If you have both self-employed and rental income |
|---|---|---|
| £60,000 self-employed income from freelance work | You must sign up for MTD, make quarterly updates, keep digital records across the year | Same rules, but your rental income must also be tracked digitally, and any change in income sources must be reported via software |
| £25,000 self-employed + £35,000 rental | You’re under combined threshold? Thresholds apply separately or combined depending on circumstances—check guidance | Likely you move into requirement because combined qualifies under income rules |
Avoiding Common Pitfalls
- Using non-compatible software may lead to inability to submit updates or errors in returns.
- Forgetting small income sources (e.g. bank interest, dividends, second property income) can lead to mismatches.
- Missing deadlines: penalty points system can lead to fines; digital assistant in guidance is now updated to help taxpayers through problems. (gov.uk)
Action Checklist Before October 2026
- Audit your income sources and determine whether you meet thresholds and must join MTD.
- Choose and test compatible accounting software.
- Start tracking all income/problems from 6 April with digital records.
- Mark quarterly update deadlines and Self Assessment deadline (31 January following tax year end).
- Get help early—agents, HMRC guidance, or tech tools are increasingly vital.
Why This Matters
Delays or inaccuracies can lead to fines, interest charges, or overpayments/underpayments. For those moving into MTD, smooth transition saves hassle. For those voluntarily joining early, they build better financial discipline and may avoid last‐minute pressure.
Bottom line: if your income sources are complex or over the thresholds, treating this tax year as your test run will position you well for full compliance.