The VAT threshold has stayed at £90,000 since April 2024, unchanged by each the Autumn 2024 and Autumn 2025 Budgets, however the calculation resets each month slightly than annually.
For prime-growth enterprise, one significantly robust month can push turnover over that line lengthy earlier than annual accounts would flag it, and the registration clock begins the second it occurs whether or not the founder notices or not.
Run multiple firm and the revenue thresholds get break up between them, which may pull a enterprise into the next efficient charge ahead of a standalone forecast would counsel.
Test your tax planning quarterly to keep away from this.
Quick progress brings its personal complications, and one of many least talked about is tax. Income climbing month over month is what each founder needs, but it surely additionally signifies that tax thresholds, submitting obligations and aid eligibility can transfer quicker than the enterprise is monitoring them. By the point an accountant catches the difficulty, it has often already value cash, a missed VAT registration deadline, a wrongly claimed aid, or getting into a brand new company tax band unawares.
Right here’s the place high-growth founders are inclined to get caught out, and what often stops it occurring.
The VAT threshold catches extra founders out than anticipated
VAT registration sounds easy sufficient: cross £90,000 of taxable turnover in a rolling 12-month interval and you’ve got 30 days to register. The rolling half is the kicker. The Home of Commons Library confirms the brink has stayed at £90,000 since April 2024, unchanged by each the Autumn 2024 and Autumn 2025 Budgets, however the calculation resets each month slightly than annually.
For a quick-growing enterprise, one significantly robust month can push turnover over that line lengthy earlier than annual accounts would flag it, and the registration clock begins the second it occurs whether or not the founder notices or not.
Company tax bands shift quicker than founders anticipate
There are three efficient company tax tiers in the meanwhile: 19 per cent for earnings at or under £50,000; 25 per cent above £250,000; and marginal aid tapering the speed in between. Founders who constructed their mannequin across the 19 per cent charge usually don’t clock it when progress pushes them into marginal aid territory, or the total 25 per cent band, till a year-end submitting turns up with a a lot larger invoice hooked up.
Related firms make this messier nonetheless. Run multiple firm and the revenue thresholds get break up between them, which may pull a enterprise into the next efficient charge ahead of a standalone forecast would counsel. Quick accounting durations decrease these thresholds additional too, and that element usually doesn’t make it into early-stage planning.
R&D tax aid claims are beneath extra scrutiny than ever
R&D tax aid remains to be one of many higher reliefs obtainable to scaling firms, however HMRC has cracked down arduous on enforcement in recent times. Claims that will have sailed by a number of years in the past now get challenged way more usually, and an incorrect declare doesn’t simply value the corporate that filed it. We lined this in R&D misclaims as a hidden threat for traders, which discovered that legal responsibility from a nasty declare can comply with an organization effectively after the unique submitting, particularly as soon as traders present up and due diligence begins digging by previous paperwork.
The place specialist assist really pays off
Founders juggling product, hiring and fundraising scarcely have time to look at each tax threshold because it strikes, and that’s the place a superb tax adviser earns their price slightly than simply their bill. Companies like Accounts and Authorized work with rising firms particularly on this type of ahead planning, flagging threshold threat earlier than it turns right into a compliance drawback slightly than after HMRC has already written a letter about it.
After all, you need to keep away from penalties. Getting VAT timing, company tax bands and R&D eligibility proper can meaningfully change how a lot money is sitting within the enterprise at any given level, and meaning so much when the identical money can also be paying for hiring and progress.
The price of treating tax as an afterthought
Tax obligations grow to be pressing nearly in a single day as soon as progress kicks in. So, founders who examine in on tax planning quarterly, slightly than leaving it till year-end, are inclined to sidestep the scramble that catches so many fast-growing firms off guard.
Jack Dawber-Axon ACCA is head of accounting at Accounts and Authorized.
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