Tax planning · UK · 2025/26

How to legally manage and reduce your VAT

VAT is mostly a pass-through tax — you charge it to customers and reclaim it on purchases — so "reducing VAT" really means choosing the right scheme, reclaiming everything you're owed, and charging the correct rate. Here's how, in plain English, with a tool comparing the Flat Rate and Standard schemes.

The legitimate ways to cut your VAT cost — at a glance

Flat Rate vs Standard — which is cheaper?

Enter your VAT-inclusive sales, your flat-rate percentage and the VAT on your purchases. The tool shows the annual VAT bill under each scheme.

Your figures

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%
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Cheaper scheme saves you
£0
Standard scheme
£0
Flat Rate Scheme
£0

Illustration only, 20% standard VAT for 2025/26. Flat-rate percentages depend on your sector, and "limited cost traders" use 16.5%. There's also a 1% discount in your first year on the Flat Rate Scheme. Doesn't replace advice. Open the VAT calculator →

The schemes & reliefs, explained simply

Each card tells you what it is, who it suits, and what to watch out for — with a link to the official HMRC guidance.

↩️ Reclaim all input VAT

VAT-registered

You can reclaim the VAT on business purchases — and even on some costs from before you registered (up to 4 years for goods, 6 months for services).

Who: VAT-registered businesses on the standard scheme.
Watch out: you can't reclaim VAT on most client entertaining or genuinely private use. Keep valid VAT invoices.
Official guidance →

📊 Flat Rate Scheme

Small businesses

Pay a single percentage of your gross turnover instead of tracking input and output VAT. Simpler, and sometimes cheaper, for businesses with few VAT-bearing costs.

Who: businesses with VAT turnover up to £150,000 (excl. VAT).
Watch out: "limited cost traders" pay a higher 16.5% rate, which often wipes out the benefit — check before joining.
Official guidance →

💧 Cash Accounting

Cash flow

Account for VAT when you're actually paid, not when you invoice — so you don't pay VAT on money you haven't received yet. Great for businesses with slow payers.

Who: businesses with VAT turnover up to £1.35m.
Watch out: you also reclaim input VAT only when you pay suppliers.
Official guidance →

🏷️ Charge the correct rate

Everyone

Not everything is 20%. Many items are zero-rated (most food, children's clothes, books) or reduced-rated at 5% (e.g. domestic energy). Charging the right rate avoids overpaying.

Who: any business selling zero or reduced-rated goods/services.
Watch out: the categories are detailed — get the liability of your products confirmed.
Official guidance →

🎚️ Use the threshold wisely

Small businesses

You must register above £90,000 turnover. Voluntary registration below that can pay off if you sell to VAT-registered businesses or have lots of input VAT to reclaim; staying under can suit consumer-facing businesses.

Who: businesses near the threshold.
Watch out: artificially splitting one business into several to stay under the threshold ("disaggregation") is caught by anti-avoidance rules.
Official guidance →

🧾 Bad debt & Annual Accounting

VAT-registered

Reclaim VAT you paid on invoices a customer never paid (after 6 months), and consider Annual Accounting to smooth payments into one return a year.

Who: businesses with bad debts; smaller businesses wanting simpler admin.
Watch out: bad debt relief has timing and record-keeping conditions.
Official guidance →

Legal planning vs. illegal evasion

Choosing schemes and reclaiming properly is legitimate. Hiding sales or faking inputs is fraud.

✓ Legal planning
Joining the Flat Rate or Cash Accounting scheme; reclaiming genuine input VAT; charging the correct zero/reduced rate; voluntary registration.
✗ Illegal evasion
Not declaring cash sales; reclaiming VAT on private purchases; artificially splitting a business to dodge registration; faking invoices.

Frequently asked questions

How can a business reduce its VAT bill?
Reclaim all the input VAT you're entitled to, choose the most cost-effective scheme, charge the correct zero/reduced rate where it applies, and claim bad debt relief. Good admin matters most.
Is the Flat Rate Scheme cheaper?
Sometimes — it can save money and time for businesses with few VAT-bearing costs, but "limited cost traders" pay 16.5%, which usually removes the benefit. Compare with the tool above.
What's the registration threshold?
£90,000 of taxable turnover in a rolling 12 months. You can register voluntarily below that if it helps you reclaim VAT.
Can I split my business to stay under the threshold?
No — artificial "disaggregation" to avoid registering is caught by anti-avoidance rules and can be challenged by HMRC.

Related

Educational guide — not tax advice. UK VAT for 2025/26 (20% standard rate, £90,000 registration threshold). Scheme eligibility and flat-rate percentages depend on your business. Always confirm with HMRC and a qualified accountant before changing how you account for VAT.