Most VAT-registered businesses in the UK are quietly funding HMRC out of their own pocket every quarter. Not because they have to. Simply because they do not know there is a better option.
Here is the situation. You raise an invoice in January. Your customer pays in April. But under standard VAT accounting, you owe HMRC that VAT in February. You are paying tax on money you have not received yet.
The VAT cash accounting scheme was built to solve exactly this. You only account for VAT when cash actually moves. Pay when your customer pays you. Reclaim when you pay your supplier.
This guide covers everything: what the scheme means, who qualifies, the thresholds, how to join or leave, deadlines, and whether it makes sense for your business.
What Is the VAT Cash Accounting Scheme?
The cash accounting scheme is an HMRC-approved VAT method where your taxpoint is the date payment is made or received, not the invoice date.
Under the standard (invoice-based) method, VAT is due the moment an invoice is issued, regardless of whether your customer has paid. Under cash accounting, that liability only arises once money lands in your account.
The same logic applies to purchases. Under the standard method, you can reclaim input tax when you receive a supplier invoice. Under cash accounting, you can only reclaim once you have actually paid your supplier.
This scheme is governed by VAT Regulations 1995 and detailed in HMRC VAT Notice 731.
How Does the Cash Accounting Scheme Work?
The concept is straightforward. The tax follows the cash, not the paper.
| Scenario | Standard VAT (Invoice) | Cash Accounting Scheme |
|---|---|---|
| Invoice raised: 1 January | VAT due in Jan/Feb return | No VAT due yet |
| Customer pays: 1 April | VAT already paid to HMRC | VAT now due (April return) |
| Cash flow impact | You fund HMRC for 2–3 months | No gap. You pay after you receive. |
For a business with a handful of slow-paying clients, this timing shift can free up thousands of pounds in working capital every quarter.
The Bad Debt Advantage Nobody Talks About
This is the most overlooked benefit of the cash accounting scheme.
Under standard VAT accounting, if a customer never pays you, you still owe HMRC the VAT on that invoice. You then have to make a separate bad debt relief claim to recover it, which takes time and paperwork.
Under cash accounting, there is no bad debt relief process needed. If the customer does not pay, the VAT simply never becomes due. You never reported it, so there is nothing to claim back.
For businesses in construction, professional services, creative industries or wholesale trade where late payment is routine, this protection alone can justify using the scheme.
Cash Accounting Scheme Eligibility
Not every VAT-registered business can use the scheme. HMRC sets out clear conditions you must meet before you can join.
You can join if:
You cannot use the scheme for these transactions:
Cash Accounting Scheme Thresholds at a Glance
| Threshold | Amount (VAT taxable turnover) | What it means |
|---|---|---|
| Entry threshold | £1.35 million | Must be at or below this to join |
| Exit threshold | £1.6 million | Must leave once you exceed this |
| Immediate exit trigger | £1.35 million in last 3 months | Must report and pay outstanding VAT straight away |
The gap between £1.35m and £1.6m is intentional. It gives growing businesses time to transition without immediately switching accounting methods mid-growth.
Your taxable turnover includes standard-rated, lower-rated and zero-rated supplies. It excludes exempt supplies and sales of capital assets already used in the business.
How to Join the Cash Accounting Scheme
This is one of the simplest VAT processes HMRC has. There is no form to complete and no application to submit.
Check your estimated VAT taxable turnover for the next 12 months is £1.35 million or less.
Ensure you meet all the conditions above — up to date with returns, no VAT offences, no outstanding VAT debts.
No HMRC notification needed. Simply begin using cash accounting from the start of a VAT accounting period.
Configure Xero, QuickBooks or Sage to record VAT based on payment dates, not invoice dates.
Record all payments made and received with a separate VAT column. HMRC may ask to see your turnover estimate.
How to Leave the Cash Accounting Scheme
Leaving is equally straightforward. You do not need to notify HMRC when you leave voluntarily.
When you must leave:
VAT Return and Payment Deadlines
The deadlines are the same as standard VAT. The cash accounting scheme does not change when your returns are due.
| Deadline | Details |
|---|---|
| VAT return submission | 1 month and 7 days after end of VAT accounting period |
| VAT payment to HMRC | Same date as return submission |
| Quarterly return example | Quarter ends 31 March: deadline is 7 May |
| MTD requirement | Must file using HMRC-approved Making Tax Digital software |
Since April 2022, all VAT-registered businesses must file returns digitally under Making Tax Digital for VAT. The cash accounting scheme is fully compatible with MTD — just ensure your software records tax based on payment dates, not invoice dates.
Is the Cash Accounting Scheme Right for Your Business?
- Your customers regularly take 30, 60 or 90 days to pay
- You have had bad debt issues in the past
- Your cash flow is tight and VAT timing creates pressure
- You are in construction, consulting, professional services or wholesale
- You sell predominantly on credit
- Your customers pay immediately (retail, e-commerce)
- You are a net VAT repayment business — delaying input tax recovery slows your refunds
- You have just started and made large capital purchases
- Your turnover is near or above £1.35 million and growing fast
What Has Been Said About the Scheme Recently 2026
Small Business Commissioner — January 2026
The UK Small Business Commissioner published a commentary noting that despite clear cash flow benefits, the scheme remains underused relative to others like the flat rate scheme.
The Commissioner stated they are engaging with HMRC regarding a potential increase in the £1.35 million eligibility threshold, specifically to help businesses during growth phases where VAT timing becomes most burdensome.
Source: Small Business Commissioner, GOV.UK (January 2026)
ACCA Global — June 2024
The Association of Chartered Certified Accountants (ACCA) clarified in a June 2024 technical guide that while cash basis rules changed significantly from April 2024 for income tax purposes, there were no changes to the VAT cash accounting scheme itself.
ACCA advised businesses to carefully review advantages and disadvantages before switching, particularly where timing of income and expenses could affect tax planning under the cash basis.
Source: ACCA Global Technical Guide, June 2024
Cash Accounting vs Standard VAT vs Flat Rate
| Feature | Cash Accounting | Standard (Invoice) | Flat Rate |
|---|---|---|---|
| VAT paid on | Cash received | Invoice date | % of gross turnover |
| Bad debt protection | Automatic | Claim required | No |
| Turnover limit (entry) | £1.35 million | No limit | £150,000 |
| Can combine with Annual Accounting | Yes | Yes | No |
| Notify HMRC to join | No | N/A (default) | Yes |
If you are deciding between schemes, our VAT Flat Rate Scheme guide explains the flat rate option in detail, including whether it makes financial sense for your sector.
Frequently Asked Questions
Conclusion
The VAT cash accounting scheme is one of the most straightforward and genuinely useful tools available to smaller VAT-registered businesses in the UK.
It does not reduce the amount of VAT you pay. But it puts you in control of when you pay it. For businesses dealing with slow-paying customers, seasonal income or tight working capital, that timing difference is meaningful.
The automatic bad debt protection is a significant added bonus that many businesses discover only after they have already lost money through the standard system.
If your taxable turnover is below £1.35 million, you sell on credit, and your customers regularly take 30 days or more to pay, the cash accounting scheme is almost certainly worth adopting. There is no application, no form and no HMRC notification needed to start.
Use our free VAT calculator to check your VAT figures. For a full comparison of VAT accounting methods, see our VAT Flat Rate Scheme guide or our what is VAT guide.
Official references: HMRC VAT Notice 731 (gov.uk/guidance/vat-cash-accounting-scheme-notice-731) | GOV.UK VAT Cash Accounting Overview (gov.uk/vat-cash-accounting-scheme)