Making Tax Digital: The Complete Guide for Sole Traders & Landlords
Written by Suyesh Sharma, FCCA, Founder and Managing Director, Metta Accountants.
Published 20 May 2026
Who Needs to Act - and When
MTD IT is being rolled out in three phases. The threshold is based on your gross income - total receipts before any expenses or allowances - not your profit.
Gross income over £50,000. Approx. 864,000 taxpayers affected.
Gross income over £30,000. Additional ~600,000 taxpayers.
Gross income £20,000 or more. Note: this phase uses "or more," not "over."
Overseas Income - A Frequent Blind Spot
Many clients with international income assume only their UK earnings determine their MTD position. That is not correct.
Gross rent from foreign properties is included in your qualifying income total, just like UK rental income.
UK property and overseas property are treated as two distinct MTD businesses - each needs its own quarterly submissions.
Freelance or consulting income from international clients also counts toward your qualifying income threshold.
If you file the SA109 pages (non-domicile, split year, residence), you are deferred from Phase 1 but captured from April 2027.
How MTD Actually Works
Understanding the mechanics helps remove the anxiety. Here are the four things that matter most.
Each submission is a simple cumulative year-to-date total of income and expenses. No tax calculations, no accounts, no declaration required. HMRC has confirmed inaccuracy penalties do not apply to quarterly updates.
Because submissions are cumulative, an error in Q1 is automatically overwritten when Q2 figures are submitted. In most cases there is no need to go back and amend a prior submission.
You may elect to report on calendar quarter end dates (31 Mar / 30 Jun / 30 Sep / 31 Dec) if that better suits your record-keeping.
This replaces your Self Assessment return. It's where capital allowances, pension contributions, personal reliefs, employment income, dividends, and all other sources are declared. Deadline: 31 January following the tax year.
MTD does not introduce quarterly tax payments. The 31 January and 31 July payment on account deadlines remain exactly as before.
Penalties - What's New and What You Risk
Points-based penalty system
Late submissions under MTD now trigger penalty points. Accumulate 4 points and a £200 fine is issued. Every further late submission above 4 points adds another £200. Points reset to zero after 12 consecutive months of full compliance.
The 2026–27 soft landing
- The soft landing does not cover the Final Declaration
- The soft landing does not cover late payment penalties
- Phase 2 and Phase 3 entrants receive no soft landing
Late payment penalties - in full from day one
Under the Finance Act 2021 regime, late tax payments incur: 2% on day 1 → an additional 2% by day 15 → a further 4% from day 30 → plus daily interest thereafter. These apply regardless of MTD status.
What You Need to Do - Practically
Six actions to get MTD-ready. Work through these in order.
Add together: gross self-employment turnover + gross UK rental receipts + gross overseas rental receipts. That combined figure determines your phase - not your profit, not your net income.
HMRC will not provide free software. You must use an approved third-party product. Popular options include Xero, QuickBooks, FreeAgent, and Sage. Use HMRC's software finder tool to match a product to your specific income sources.
A spreadsheet alone is not MTD-compliant. You need HMRC-approved bridging software that creates a genuine digital link to submit your data. Manually re-keying figures from a spreadsheet into another system breaks the digital link and is not permitted.
Not a legal requirement, but strongly recommended. A dedicated account creates a clean, auditable record of every transaction and eliminates the need to separate business from personal spending. Most MTD software connects via open banking to import transactions automatically.
All underlying transaction data must be kept for at least five years after the 31 January submission deadline for the relevant Final Declaration.
Tax agents can register you and manage all quarterly submissions via HMRC's Agent Services Account using MTD-compatible agent software. Your only job: ensure your income and expense information reaches us promptly each quarter.
Not sure where you stand?
We'll review your qualifying income, confirm which phase applies, and tell you exactly what to do next. No charge. No obligation. Just clarity.
Metta Accountants - UK-India Tax Specialists · Suyesh Sharma FCCA · Harrow, London
Suyesh Sharma
Founder & FCCA
Helping high earners and business owners keep more of what they earn through strategic planning.
