# Is Your Business Ready for Making Tax Digital? Essential MTD Compliance Checklist for UK Sole Traders Earning Over £50k

Last updated: 9 October 2026

## Introduction to Making Tax Digital for Income Tax Self Assessment (MTD ITSA)

The landscape of UK tax reporting is undergoing its most significant transformation since the introduction of Self Assessment in 1997. Making Tax Digital for Income Tax Self Assessment (MTD ITSA) is HMRC's initiative to modernise the tax system, making it more efficient, more effective, and easier for taxpayers to get their tax right. From April 6, 2026, self-employed individuals and landlords whose gross income from business and property exceeds £50,000 will be mandated to comply with MTD ITSA. This means moving away from annual tax returns to digital record-keeping and quarterly reporting of income and expenses through HMRC-recognised software.

This shift aims to reduce common errors, provide taxpayers with a clearer, near real-time view of their tax position, and streamline the interaction with HMRC. While the long-term benefits are substantial, the immediate challenge for many businesses is understanding and implementing the new compliance requirements. This comprehensive guide will walk you through everything you need to know to ensure your business is fully prepared for MTD ITSA, offering a detailed checklist and practical advice to navigate this new era of digital tax.

## What is Making Tax Digital for Income Tax Self Assessment (MTD ITSA)?

MTD ITSA is a fundamental change to how self-employed individuals and landlords report their income and expenses to HMRC. Instead of a single annual Self Assessment tax return, you will be required to keep digital records of your business and property income and expenses, and submit quarterly summaries to HMRC using MTD-compatible software.

### The Core Principles of MTD ITSA

- **Digital Record Keeping:** All relevant business and property records must be kept digitally from the start of your first MTD accounting period. This includes income, expenses, and any adjustments.
- **Quarterly Updates:** Instead of one annual submission, businesses will send quarterly summaries of their income and expenditure to HMRC through MTD-compatible software. These are not tax returns, but rather summaries of transactions.
- **End of Period Statement (EOPS):** At the end of your accounting period, you will submit an EOPS to finalise your business or property income and expenses for tax purposes. This is where you apply any accounting adjustments, such as capital allowances or private use adjustments.
- **Final Declaration:** This replaces the current Self Assessment tax return. It combines all sources of income (including employment, pensions, savings, etc.) and allows for the application of personal allowances and reliefs, resulting in your final tax calculation.

### Why the Change? HMRC's Objectives

HMRC states that MTD aims to:

- **Reduce Tax Errors:** Digital record-keeping and software integration are expected to minimise common human errors in tax calculations and submissions.
- **Improve Tax Compliance:** Easier, more frequent reporting is intended to help businesses stay on top of their tax obligations.
- **Provide Real-Time Information:** Quarterly updates offer taxpayers a more current view of their tax position, potentially helping with budgeting and cash flow management.
- **Modernise the Tax System:** Aligning the UK tax system with digital advancements seen in other sectors.

## Who Needs to Comply with MTD ITSA from April 2026?

The initial phase of MTD ITSA, commencing on 6 April 2026, targets specific groups of taxpayers. Understanding your eligibility is the critical first step in MTD compliance.

### The £50,000 Gross Income Threshold

From April 2026, MTD ITSA becomes mandatory for self-employed individuals and landlords with a qualifying gross income of over £50,000 in the previous tax year.

- **Self-Employed Individuals:** If your total gross income from one or more self-employment businesses was over £50,000 in the 2025/26 tax year, you must comply from April 2026.
- **Landlords:** If your total gross income from UK and/or overseas property was over £50,000 in the 2025/26 tax year, you must comply from April 2026.
- **Combined Income:** If you are both self-employed and a landlord, the £50,000 threshold applies to the combined gross income from all your self-employment businesses and property income. For example, if you earn £30,000 from self-employment and £25,000 from property, your combined gross income is £55,000, making you subject to MTD ITSA.

**Important Note:** The threshold refers to **gross income** (turnover), not profit. This is a common point of confusion. Even if your profits are low, if your gross income exceeds £50,000, you are mandated to join.

### What if Your Income Fluctuates?

HMRC will use your gross income from the previous tax year to determine if you meet the threshold.

- If your gross income drops below £50,000 in a subsequent year, you may be able to opt out of MTD ITSA, but it is generally advisable to continue if you anticipate exceeding the threshold again.
- If your gross income exceeds £50,000 for the first time in the 2026/27 tax year, you would generally be mandated to join MTD ITSA from the start of your next accounting period following the end of that tax year.

### Exemptions from MTD ITSA

While many will be mandated, certain individuals may be exempt from MTD ITSA. These include:

- **Religious Objection:** Individuals whose religious beliefs are incompatible with the use of electronic communications.
- **Insolvency:** Those who are subject to insolvency procedures.
- **Digital Exclusion:** Individuals for whom it is not reasonably practicable to use digital tools due to age, disability, remoteness of location, or other reasons. You must apply to HMRC for this exemption.

## Key Dates and Deadlines for MTD ITSA Compliance

MTD ITSA introduces a new rhythm of reporting, moving from annual to quarterly submissions. Missing these deadlines can result in penalties, so it is crucial to be aware of them.

| Event | Date | Description |
| --- | --- | --- |
| Start Date for £50k+ Income | 6 April 2026 | Mandatory for self-employed and landlords with gross income over £50,000. |
| Quarterly Update Period 1 (Apr-Jun) | 5 August | Deadline for submitting a summary of income and expenses for April-June. |
| Quarterly Update Period 2 (Jul-Sep) | 5 November | Deadline for submitting a summary of income and expenses for July-September. |
| Quarterly Update Period 3 (Oct-Dec) | 5 February | Deadline for submitting a summary of income and expenses for October-December. |
| Quarterly Update Period 4 (Jan-Mar) | 5 May | Deadline for submitting a summary of income and expenses for January-March. |
| End of Period Statement (EOPS) | 31 January | Following the tax year (e.g., 31 January 2027 for 2025/26). Finalise business profit/loss. |
| Final Declaration | 31 January | Following the tax year (e.g., 31 January 2027 for 2025/26). Combine all income and claim reliefs. |
| Payment on Account 1 | 31 January | Following the tax year. First payment of tax for the current year. |
| Payment on Account 2 | 31 July | Following the tax year. Second payment of tax for the current year. |

**Important Distinction: Reporting vs. Payment.** MTD ITSA changes *how* you report your income and expenses, but it does not change *when* you pay your tax. Payments on Account and your balancing payment will still be due on 31 January and 31 July, as per the current Self Assessment system. The quarterly updates are for reporting purposes only, not for making payments.

### Example MTD ITSA Timeline for a Tax Year (April 2026 - March 2027)

Let us consider a self-employed individual with an accounting period ending 31 March, subject to MTD ITSA from April 2026.

- **6 April 2026:** MTD ITSA mandatory start for 2026/27 tax year.
- **5 August 2026:** Deadline for Quarter 1 update (6 April - 5 July 2026).
- **5 November 2026:** Deadline for Quarter 2 update (6 July - 5 October 2026).
- **31 January 2027:** Deadline for Quarter 3 update (6 October 2026 - 5 January 2027). Also, deadline for Payments on Account for 2026/27 and balancing payment for 2025/26.
- **5 May 2027:** Deadline for Quarter 4 update (6 January - 5 April 2027).
- **31 January 2028:** Deadline for End of Period Statement (EOPS) and Final Declaration for the 2026/27 tax year. Also, deadline for Payments on Account for 2027/28 and balancing payment for 2026/27.

## The MTD Compliance Checklist: 7 Essential Steps for UK Sole Traders and Landlords

To ensure a smooth transition to Making Tax Digital for Income Tax, follow this detailed seven-step checklist. Each step is crucial for achieving and maintaining compliance.

### 1. Check Your Eligibility & Income Threshold

Before anything else, confirm whether you are required to comply with MTD ITSA from April 2026.

- **Calculate Gross Income:** Review your total gross income (turnover, not profit) from all self-employment businesses and property income for the 2025/26 tax year. This includes any income from overseas properties.
- **Identify if over £50,000:** If this combined figure exceeds £50,000, you are mandated to join MTD ITSA for the tax year beginning 6 April 2026.
- **Consider Exemptions:** Determine if you qualify for any of the specific exemptions (e.g., religious objection, digital exclusion). If so, apply to HMRC.

**Tip:** Even if your income is currently below £50,000, it is beneficial to start digital record-keeping now to prepare for future MTD phases (e.g., £30,000+ from April 2027).

### 2. Choose HMRC-Recognised Software

A core requirement of MTD ITSA is that you must use software that connects directly to HMRC's systems to submit your quarterly updates, EOPS, and Final Declaration.

- **Select MTD-Compatible Software:** Research and choose a software solution from HMRC's list of approved MTD ITSA software providers. AccountsOS is live for VAT MTD today; ITSA quarterly submission support is in development ahead of April 2026.
- **Understand Software Types:**
  - **Full MTD Software:** Manages all aspects of digital record-keeping and submissions (e.g., AccountsOS).
  - **Bridging Software:** Used in conjunction with spreadsheets. It takes summary data from your spreadsheets and translates it into an MTD-compliant format for submission. This is a temporary solution and not recommended for long-term efficiency.
- **Connect to HMRC:** Once chosen, you will need to authorise your software to interact with your HMRC digital tax account.

**AccountsOS Advantage:** AccountsOS provides an intuitive interface for managing your finances, automating transaction categorisation, and submitting MTD updates directly to HMRC, simplifying your compliance journey.

### 3. Maintain Digital Records

The bedrock of MTD ITSA is digital record-keeping. You must accurately record all relevant business and property transactions in a digital format.

- **Record All Transactions:** Ensure every income and expense item related to your business or property is recorded digitally. This includes sales, purchases, bank interest, and other financial movements.
- **Required Data Points:** For each transaction, you must record specific details. See the list below for a comprehensive list.
- **Digital Link:** Data must flow digitally from your records to your MTD software, without manual re-entry. This is known as "digital links."

Key information to record digitally:

- Date of transaction
- Amount of transaction
- Type of transaction (income or expense)
- Category of income/expense
- Supplier/customer name (if applicable)
- Payment method
- VAT details (if VAT registered)
- Adjustments made for tax purposes

**AccountsOS helps:** Our software automates much of this process by connecting directly to your bank accounts, categorising transactions, and storing digital receipts, significantly reducing manual data entry.

### 4. Understand Quarterly Updates

The core of MTD ITSA reporting involves submitting summaries of your income and expenses to HMRC every three months.

- **What to Submit:** Each quarterly update will include the total income and total expenses for your business(es) and/or property(ies) for that specific quarter. These are summary figures, not detailed breakdowns.
- **Submission Method:** All quarterly updates must be sent directly from your MTD-compatible software to HMRC.
- **Accuracy and Corrections:** While these are summaries, they must be accurate. Your software should allow you to review and correct any errors before submission. If an error is found after submission, you can usually correct it in the next quarterly update or via an amended EOPS.
- **No Tax Calculation:** Remember, quarterly updates do not calculate your tax liability. They are purely for reporting purposes, providing HMRC with a more frequent overview of your trading activity.

**Worked Example: Quarterly Update for Q1 (April-June)**

- **Business:** Freelance Designer
- **Reporting Period:** 6 April 2026 - 5 July 2026
- **Total Income (Gross Sales):** £15,000
- **Total Expenses (e.g., software, travel, office):** £3,500

These summary figures would be sent via your MTD software by 5 August 2026.

### 5. Prepare and Submit Your End of Period Statement (EOPS)

After your final quarterly update for the tax year, you must submit an End of Period Statement (EOPS) for each business or property income source.

- **Purpose:** The EOPS is where you finalise the profit or loss figures for your business or property for tax purposes. This involves making any accounting adjustments that were not included in the quarterly summaries.
- **Common Adjustments:**
  - Capital allowances for assets purchased.
  - Private use adjustments for expenses or assets used personally.
  - Accruals and prepayments (if using accruals accounting).
  - Stock adjustments.
  - Disallowable expenses (e.g., entertaining costs).
- **Deadline:** The EOPS must be submitted by 31 January following the end of the tax year (e.g., 31 January 2028 for the 2026/27 tax year).
- **Multiple Income Sources:** If you have multiple self-employment businesses or property income sources, you will need to submit a separate EOPS for each.

**AccountsOS helps:** Our software facilitates the EOPS process by providing reports that highlight potential adjustments and allowing you to easily input these figures before submission.

### 6. Complete Your Final Declaration

The Final Declaration is the MTD ITSA equivalent of your current Self Assessment tax return. It consolidates all your income and calculates your total tax liability.

- **Consolidate All Income:** This declaration combines the finalised profits/losses from your EOPS(s) with any other income you receive, such as employment income (PAYE), pension income, savings interest, dividends, and other taxable gains.
- **Apply Allowances and Reliefs:** Here, you apply your personal allowance, any reliefs (e.g., Gift Aid, pension contributions), and other tax adjustments to arrive at your total taxable income.
- **Calculate Final Tax Bill:** Your MTD-compatible software will use this information to calculate your total income tax and National Insurance contributions for the tax year.
- **Deadline:** The Final Declaration must also be submitted by 31 January following the end of the tax year (e.g., 31 January 2028 for the 2026/27 tax year).

**AccountsOS helps:** While AccountsOS primarily focuses on business and property income, it can integrate with other income sources or provide comprehensive reports for easy integration into your Final Declaration process, often in collaboration with your accountant.

### 7. Understand Penalties for Non-Compliance

HMRC has a new penalty regime for MTD ITSA non-compliance, designed to be fairer but still impactful.

- **New Points-Based System:** For late submissions (quarterly updates, EOPS, Final Declaration), HMRC is introducing a points-based system. Each missed deadline accrues a point. Once a threshold of points is reached (e.g., 4 points for annual reporters, 2 for quarterly), a penalty of £200 is issued. Points expire after a period of compliance.
- **Failure to Keep Digital Records:** Significant penalties can be imposed for not maintaining digital records, ranging from £500 to £3,000 in severe cases.
- **Inaccurate Submissions:** Penalties for errors can range from 0% to 100% of the additional tax due, depending on whether the error was careless, deliberate, or concealed.
- **Late Payments:** Interest will still be charged on any overdue tax payments, in addition to any submission penalties.

Summary of MTD ITSA penalties:

| Scenario | Penalty |
| --- | --- |
| Late Quarterly Update | Points-based system, leading to £200 penalty for repeated defaults. |
| Late End of Period Statement | Points-based system, leading to £200 penalty for repeated defaults. |
| Late Final Declaration | Points-based system, leading to £200 penalty for repeated defaults. |
| Failure to keep digital records | Up to £3000 in severe cases. |
| Inaccurate submission | Penalty can be up to 100% of the additional tax due, depending on behaviour. |

**Mitigation:** HMRC may reduce or waive penalties if you have a reasonable excuse and rectify the error promptly. Proactive compliance is the best defence.

## Practical Considerations for Sole Traders and Landlords

MTD ITSA brings specific implications for different types of income. Understanding these nuances is key to accurate reporting.

### For Sole Traders

- **Cash Basis vs. Accruals Basis:** You will continue to use your chosen accounting basis (cash basis or accruals basis) for MTD ITSA. Your software should support your chosen method. Most small businesses use the cash basis.
- **Personal Use Adjustments:** If you use business assets or incur expenses that have a personal element (e.g., home office costs, vehicle expenses), you must make an adjustment for the private use portion in your EOPS.
- **Basis Period Reform:** MTD ITSA is closely linked to the Basis Period Reform, which comes into full effect from the 2024/25 tax year. This means all businesses will eventually report on a tax year basis (6 April - 5 April), regardless of their accounting year end. Transitional rules apply, and your MTD software should assist with these calculations.

### For Landlords

- **Rental Income and Expenses:** All rental income received and allowable expenses incurred for your UK and/or overseas properties must be digitally recorded and reported quarterly.
- **Mortgage Interest Relief:** Remember that mortgage interest relief for residential properties is no longer a deductible expense but is given as a basic rate tax credit. Your software should handle this distinction correctly during the EOPS and Final Declaration stages.
- **Multiple Properties:** If you have multiple properties, you will report the combined income and expenses for all properties under one property business, unless you operate them as separate businesses for tax purposes.
- **Furnished Holiday Lettings (FHL):** FHLs have different rules for capital allowances and mortgage interest relief. Ensure your software can distinguish between standard property income and FHL income.

### Dealing with Multiple Income Sources

If you have income from both self-employment and property, or multiple businesses, MTD ITSA requires you to:

- Keep separate digital records for each business and property income source.
- Submit separate quarterly updates for each business and property income source.
- Submit a separate EOPS for each business and property income source.
- Combine all these finalised figures, along with any other income, into a single Final Declaration.

## How AccountsOS Simplifies MTD ITSA Compliance

AccountsOS is designed to make your MTD journey as straightforward as possible. VAT MTD is live today ([on HMRC's list of MTD VAT software](https://www.tax.service.gov.uk/making-tax-digital-software)). ITSA support is in development ahead of April 2026.

### Automated Digital Record Keeping

Connect your bank accounts for automatic import and categorisation of income and expenses, ensuring all your records are digital and MTD-compliant.

### ITSA Quarterly Submissions (In Development)

ITSA quarterly income and expense submissions to HMRC are in development ahead of April 2026. VAT MTD submissions are live today.

### EOPS & Final Declaration (In Development)

EOPS and Final Declaration tools for Income Tax are in development ahead of April 2026.

### Real-Time Tax Position

Gain a clear, up-to-date view of your estimated tax liability throughout the year, helping you budget and avoid year-end surprises.

### Deadline Reminders

Receive timely notifications for all MTD ITSA deadlines, including quarterly updates, EOPS, and Final Declaration submissions.

### Compliance Assurance

Our software is regularly updated to reflect the latest HMRC requirements, giving you peace of mind that you are always compliant.

## Common Myths and Misconceptions about MTD ITSA

The introduction of MTD ITSA has led to several misunderstandings. Let us clarify some common myths:

### Myth 1: MTD ITSA means quarterly tax payments.

**Reality:** This is incorrect. MTD ITSA mandates quarterly *reporting* of your income and expenses, but your tax payment deadlines remain the same: 31 January and 31 July for Payments on Account, and 31 January for any balancing payment. The quarterly updates are for information gathering only.

### Myth 2: It is only for big businesses.

**Reality:** While the initial phase targets businesses and landlords with income over £50,000, MTD ITSA will be extended to those with income over £30,000 from April 2027. HMRC's long-term vision is for MTD to apply to most self-employed individuals and landlords.

### Myth 3: My accountant will handle everything, so I do not need to do anything differently.

**Reality:** While your accountant can certainly help, the responsibility for keeping digital records and ensuring timely submissions ultimately rests with you, the taxpayer. You will need to actively use MTD-compatible software to record transactions throughout the year, even if your accountant handles the final submissions. Collaboration with your accountant will be key.

### Myth 4: I can just use spreadsheets and email them to HMRC.

**Reality:** No, this is not compliant. MTD ITSA requires "digital links" between your records and the submission to HMRC. This means using MTD-compatible software or bridging software that can digitally transfer data from your spreadsheets to HMRC's system. Manual re-keying of data is not permitted.

## Benefits of Embracing MTD ITSA Early

While MTD ITSA introduces new requirements, it also offers significant advantages for businesses that embrace it proactively.

### Improved Financial Visibility

Regular digital record-keeping gives you a clearer, up-to-date picture of your business's financial performance, aiding better decision-making.

### Reduced Year-End Stress

By spreading your tax reporting throughout the year, you avoid the rush and stress of compiling an entire year's worth of data at once.

### Fewer Errors

Automated digital processes and real-time review reduce the likelihood of manual errors, leading to more accurate tax submissions.

### Easier Tax Planning

With a more current view of your income and expenses, you can better estimate your tax liability and plan for payments, improving cash flow management.

### Time Savings

While there's an initial setup, MTD-compatible software can automate many tasks, saving time on data entry and reconciliation in the long run.

### Better Relationship with HMRC

Consistent and accurate reporting can lead to fewer queries from HMRC and a smoother tax experience.

## Future Phases of Making Tax Digital

The April 2026 launch for those earning over £50,000 is just the beginning of the MTD ITSA rollout. HMRC has confirmed plans for further expansion.

### April 2027: Income Over £30,000

From April 6, 2027, the mandate for MTD ITSA will extend to self-employed individuals and landlords with a gross income from business and/or property of over £30,000 in the previous tax year.

- This means a significant number of additional businesses will need to adopt digital record-keeping and quarterly reporting.
- If your income is currently between £30,000 and £50,000, it is highly recommended to start preparing now to avoid a last-minute scramble.

### Future Plans for Partnerships

While initially excluded, HMRC has indicated that general partnerships will be brought into MTD ITSA at a later date, yet to be confirmed.

- HMRC has stated that they will not mandate general partnerships to join MTD ITSA before April 2027, and will outline their plans for partnerships in due course.
- Complex partnerships (e.g., LLPs, corporate partners) are expected to follow even later.

**Stay Informed:** Keep an eye on official HMRC announcements and updates from MTD-compatible software providers like AccountsOS for the latest information on future MTD phases.

## Frequently asked questions

### Do I need to sign up for MTD ITSA, or will HMRC do it automatically?

You will need to sign up for MTD ITSA through HMRC once you have MTD-compatible software in place. HMRC will not automatically enrol you. Your software provider or accountant can usually guide you through the sign-up process.

### What if my business is seasonal and has fluctuating income?

The MTD ITSA mandate is based on your gross income in the previous tax year. If you met the £50,000 threshold in 2025/26, you must comply from April 2026, regardless of seasonal fluctuations within that year. If your income consistently drops below the threshold in future years, you may be able to opt out, but it is often simpler to continue.

### Can I still use my accountant if I am on MTD ITSA?

Absolutely. Many businesses will continue to use accountants. Your accountant can access your MTD-compatible software, review your digital records, make necessary adjustments, and submit your EOPS and Final Declaration on your behalf. MTD often strengthens the collaboration between business owners and their accountants.

### What happens if I make a mistake in a quarterly update?

Minor errors can usually be corrected in your next quarterly update. More significant errors, or errors discovered after the final quarterly update, can be corrected through an amended End of Period Statement (EOPS) or Final Declaration. Your MTD software should facilitate these corrections.

### Do I need MTD ITSA software if I only have property income?

Yes, if your gross property income exceeds the £50,000 threshold (or £30,000 from April 2027), you are mandated to comply with MTD ITSA. This includes keeping digital records of your rental income and expenses and submitting quarterly updates via MTD-compatible software, just like a self-employed business.

### What is the "digital link" requirement?

The digital link rule means that data must flow digitally between different parts of your record-keeping system without manual intervention. For example, if you use a spreadsheet, you cannot manually re-type figures into your MTD software for submission; you must use bridging software to digitally transfer the data.

### Can I volunteer for MTD ITSA if my income is below the threshold?

Yes, you can voluntarily sign up for MTD ITSA even if your income is below the current threshold. Many businesses choose to do so to familiarise themselves with the system, streamline their record-keeping, and take advantage of the benefits of digital tax management before it becomes mandatory for them.

### Will MTD ITSA apply to limited companies?

No, MTD ITSA is specifically for Income Tax Self Assessment, applying to self-employed individuals and landlords. Limited companies are subject to Making Tax Digital for Corporation Tax, which has different rules and a separate implementation timeline.

## Related guides

- [MTD for VAT Guide](/filing/making-tax-digital-vat)
- [AccountsOS MTD Software](/mtd-itsa-software)
- [All Tax Deadlines](/deadlines)