Compliance
Preparing Your Business for Making Tax Digital (MTD) for Income Tax
With MTD for Income Tax becoming mandatory for many from April 2026, businesses and landlords must act now to avoid penalties and make the transition smoothly.
By NomadicTax Research Team • 5-8 min read • March 9, 2026
## What Is MTD for Income Tax?
"Making Tax Digital" (MTD) for Income Tax begins 6 April 2026 for sole traders and landlords with gross income over £50,000. From April 2027, the threshold drops to £30,000, and to £20,000 from April 2028. ([gov.uk](https://www.gov.uk/government/news/one-year-until-making-tax-digital-for-income-tax-launches?utm_source=openai))
Under MTD:
- Digital records must be kept throughout the year via compatible software. ([gov.uk](https://www.gov.uk/government/news/one-year-until-making-tax-digital-for-income-tax-launches?utm_source=openai))
- Quarterly updates of income and expenses must be sent to HMRC. ([gov.uk](https://www.gov.uk/guidance/use-making-tax-digital-for-income-tax/updates?utm_source=openai))
- Annual tax returns will be pre-populated from these updates where possible. ([gov.uk](https://www.gov.uk/guidance/get-ready-for-mtd-an-agent-toolkit/understanding-making-tax-digital-for-income-tax?utm_source=openai))
## Compliance, Penalties & Timings
From April 2026, missing a quarterly update or annual obligation triggers a **penalty point**; once 4 points accumulate, there is a £200 financial penalty. Late payment penalties become more proportionate. However, for those required to start in April 2026, the first **4 quarterly update deadlines** have **no penalty points**. ([gov.uk](https://www.gov.uk/guidance/get-ready-for-mtd-an-agent-toolkit/understanding-making-tax-digital-for-income-tax?utm_source=openai))
Key dates:
- **April 6, 2026**: income over £50,000 threshold begins.
- **April 2027**: threshold drops to £30,000.
- **April 2028**: threshold further drops to £20,000. ([assets.publishing.service.gov.uk](https://assets.publishing.service.gov.uk/media/6807527fe16c376084e7c751/making-tax-digital-for-income-tax-agent-toolkit.pdf?utm_source=openai))
## How to Prepare
- Assess your **qualifying income** (gross self-employment + property income before expenses). This determines when you must join. ([gov.uk](https://www.gov.uk/government/news/one-year-until-making-tax-digital-for-income-tax-launches?utm_source=openai))
- Ensure your **accounting software** is MTD-compatible. Start transitioning early.
- Train staff or agents to handle **quarterly updates** and reconcile data throughout the year.
- Keep full, accurate records—even if you aren’t yet mandated—to avoid scrambling before your start date.
- Understand which records are excluded: e.g. profit share from a partnership as an individual partner doesn’t count as qualifying income. ([gov.uk](https://www.gov.uk/guidance/use-making-tax-digital-for-income-tax/updates?utm_source=openai))
## Example Scenario
> **Case**: Ben and Clara run a small B&B and have property income. In tax year 2024-25, their combined gross income from self-employment and property is £60,000. From 6 April 2026, they must use MTD for Income Tax. They’ll use software to keep digital records, send 4 quarterly summaries, then finalise with a tax return pre-populated from those summaries. If they miss one quarterly update deadline, they receive a penalty point—but for their first 4 they’ll be safe.
## Actionable Insights
1. Conduct a **gap analysis** now—compare current record-keeping practices vs what MTD requires.
2. Choose and test MTD-compliant software ahead of deadlines.
3. Agents/bookkeepers should assess client portfolios to identify who is impacted and when.
4. Build processes to update records frequently—not waiting until year-end.
5. Review cashflow to plan for timing of any additional tax liabilities resulting from earlier detection of income.
Preparing early mitigates risk of penalties, avoids last-minute stress, and positions your business to benefit from smoother compliance once MTD for Income Tax is in effect.