Making Tax Digital Quarterly Reporting Explained

For many business owners, Making Tax Digital Quarterly Reporting has created understandable uncertainty. One of the most common misconceptions is that Making Tax Digital means submitting four tax returns every year instead of one.

That isn’t how the system works.

Quarterly updates are designed to give HMRC a regular picture of your business income and expenses throughout the tax year. They are not a replacement for the year-end tax return process, they don’t usually produce your final tax liability and they don’t remove the need for year-end adjustments before your tax position is finalised.

Understanding this distinction is one of the most important aspects of Making Tax Digital. Once you appreciate that quarterly submissions are intended to provide updates rather than complete tax calculations, the reporting process becomes much easier to understand.

This insight explains what MTD Quarterly Reporting actually involves, what information is submitted during the year, what still happens after your final quarterly update and how digital reporting changes the overall income tax process.

Who Needs to Use Making Tax Digital for Income Tax?

Making Tax Digital for Income Tax is being introduced in stages for sole traders and landlords based on their qualifying income from self-employment and property.

From 6 April 2026, it applies to individuals with qualifying income of more than £50,000 based on their 2024/25 tax return. From 6 April 2027, the threshold reduces to more than £30,000, based on qualifying income for 2025/26. From 6 April 2028, it will reduce again to more than £20,000, based on qualifying income for 2026/27.

Qualifying income means gross income from self-employment and property before expenses and tax. Individuals below the relevant threshold are not required to use MTD for Income Tax, although voluntary use may be available.

What Does Making Tax Digital Quarterly Reporting Actually Send to HMRC?

A quarterly update is simply a summary of your business income and allowable business expenses, created from the digital records you keep throughout the tax year. Where you have more than one self-employment or property business, quarterly updates are required for each relevant income source. Rather than calculating your final Income Tax liability, each submission gives HMRC an updated picture of your business finances as the year progresses.

This is an important distinction.

The purpose of Making Tax Digital Quarterly Reporting is to improve the accuracy and timeliness of business records, rather than replacing the traditional year-end reporting process. HMRC’s guidance on sending quarterly updates explains the information included in each submission and how those updates contribute to your overall reporting obligations.

Another point that often causes confusion is that quarterly updates are cumulative. Rather than treating each submission as a completely separate report, the information builds throughout the tax year. If an error is identified or a digital record is corrected, the updated figures will generally be reflected in the next cumulative quarterly update. If the fourth quarterly update has already been sent, the update may need to be resent before the tax return is submitted.

Think of quarterly reporting as providing HMRC with regular progress reports throughout the year.

For taxpayers using the standard update periods, the quarterly deadlines are normally 7 August, 7 November, 7 February and 7 May. Your software should show the periods and deadlines that apply to you.

The final assessment still comes later.

That final stage is where year-end adjustments, claims for reliefs, accounting adjustments and any other relevant tax calculations are considered before your Income Tax position is finalised. This is one of the reasons why the figures submitted during the year shouldn’t be viewed as your final tax liability.

What Happens After You Press Submit?

Submitting a quarterly update isn’t the end of the reporting process. In many ways, it’s simply another step in the journey towards your final Income Tax calculation.

Once a quarterly update has been submitted, HMRC uses the information to build an estimated picture of your self-employment and property income and expenses for the tax year to date. You may also be able to see an estimated tax position in your compatible software or HMRC online services, but this should not be treated as your final tax bill.

That’s because some important elements of your tax affairs aren’t normally finalised during the quarterly reporting process.

For example, year-end accounting adjustments, capital allowances, private-use adjustments, reliefs and other tax considerations can be dealt with when completing the tax return after the end of the tax year. These adjustments can change your overall tax position, meaning the estimates shown during the year may differ from your final liability.

This is one of the reasons why it’s important not to think of quarterly submissions as four separate tax returns. They provide HMRC with regular updates based on the information available at that point in time, while the year-end process remains responsible for bringing everything together into a final, accurate tax position.

For many sole traders and landlords, this is also where professional advice becomes particularly valuable. While good bookkeeping helps ensure quarterly updates are accurate, reviewing year-end adjustments and ensuring all available claims and reliefs have been considered is often where the final tax position is properly established.

Why Making Tax Digital Quarterly Reporting Doesn’t End at the Final Quarter

One of the biggest misconceptions surrounding MTD Quarterly Reporting is that the final quarterly update completes your tax obligations for the year.

It doesn’t.

Although HMRC receives regular updates throughout the year, the year-end process remains an essential part of the reporting cycle. This is the stage where your records are reviewed, any necessary accounting and tax adjustments are made, and your tax return is completed and submitted to confirm your overall tax position.

For many sole traders and landlords, these year-end adjustments are significant. Capital allowances may need to be claimed, private use expenses considered, accounting adjustments made and any relevant tax reliefs applied before your taxable profits can be calculated accurately.

This means the figures submitted during your quarterly updates should be viewed as an evolving picture of your business rather than the finished result.

A helpful way to think about the process is:

Business transactions
↓
Digital records
↓
Quarterly updates
↓
Estimated tax position
↓
Year-end adjustments
↓
Tax return submitted
↓
Final Income Tax calculation

Understanding where each stage fits removes much of the uncertainty surrounding Making Tax Digital. Rather than replacing the traditional year-end process, quarterly reporting works alongside it, providing HMRC with more regular information while still allowing your final tax position to be established after the tax year has ended.

How to Prepare for Making Tax Digital Quarterly Reporting

For many sole traders and landlords, adapting to MTD Quarterly Reporting isn’t about changing the information you record—it’s about changing how consistently you record it.

Sole traders and landlords who maintain accurate digital records throughout the year will generally find the quarterly reporting process far less disruptive than those who leave bookkeeping until the year end. Keeping records up to date makes it easier to identify errors, monitor business performance and ensure each quarterly update reflects the information available at that point in time.

There are several practical steps that can make the transition much smoother:

• Use compatible accounting software that supports Making Tax Digital.
• Record income and business expenses regularly rather than catching up at the end of each quarter.
• Keep digital copies of supporting records where appropriate.
• Reconcile bank transactions frequently so your bookkeeping remains accurate.
• Review your records before each quarterly submission to identify any obvious omissions or errors.

While these steps help support accurate quarterly reporting, they don’t replace the importance of the year-end review. Your quarterly updates should provide an accurate summary of your records as they stand, but the tax return remains the stage where your overall tax position is reviewed and finalised.

Preparing little and often is usually far easier than trying to reconstruct an entire year’s records shortly before a submission deadline. In many cases, businesses that embrace regular digital bookkeeping discover that quarterly reporting becomes a natural extension of good financial management rather than an additional administrative burden.

How Nichols & Co Can Help

Making Tax Digital represents one of the biggest changes to the UK’s Income Tax reporting system in recent years. While the principles behind MTD Quarterly Reporting are straightforward once understood, implementing the new requirements successfully depends on maintaining accurate digital records, using compatible software and ensuring the year-end process is completed correctly.

At Nichols & Co., we support sole traders and landlords throughout the entire MTD journey. From selecting appropriate software and maintaining compliant digital records to preparing quarterly updates and completing and submitting the tax return, we help clients meet their obligations with confidence while ensuring their tax affairs remain accurate and up to date.

Our role extends beyond submitting quarterly updates. We work with clients to review their records, identify any necessary year-end adjustments and ensure all available reliefs and allowances have been considered before their final tax position is established.

If you’d like to understand how Making Tax Digital Quarterly Reporting will affect your business or would like support preparing for Making Tax Digital, contact Nichols & Co. Our team can help you understand your obligations, prepare for the transition and ensure your reporting remains accurate, compliant and as straightforward as possible.