QuiboHow much CIS tax are you owed back?
Your contractor takes 20% off your pay before you've counted a single tool, mile or tank of diesel. That's an advance towards your tax, not your final bill — and most subcontractors overpay. Check what you're owed in 60 seconds.
- Conservative, accountant-set rules
- Fixed fee from £49
- Refund to your account
- Free to check
Start with your trade
Same conservative engine, examples tailored to your line of work.
How it works
You stay in control the whole way — we do the digging and the paperwork, you file your own claim.
- 1
Check your estimate
Pick your trade, enter what you were paid. See what you could be owed in about a minute — free, no sign-up.
- 2
Upload your statements
Send us your bank statements and our AI will read every transaction to find the expenses you can claim. Both the AI review and a one-tap bank connection via UK Open Banking are coming soon.
- 3
Answer a few quick questions
We only ask about the transactions we're unsure of — “was that £60 at the pump for work?” — then double-check nothing is over-claimed.
- 4
Sign, submit, get paid
You file your own claim and the refund lands in your account, usually within 3–6 weeks. We charge when we hand you the finished return, not a cut of your refund.
What counts as an expense
The everyday costs of being on the tools come off your taxable profit. Most lads never claim half of them — that's where your refund hides.
- Van & fuel
- Tools & equipment
- Work boots & PPE
- Phone & internet
- Mileage to sites
- Materials you fronted
- Workwear & washing it
- Use of home as office
One fixed fee. Never a cut of your refund.
We charge when we hand you the finished return to submit — and you can cancel for a full refund any time before you download it. Checking your estimate is always free.
Questions, answered
See your number in 60 seconds
Free to check, no sign-up to see your estimate. You've nothing to lose but the tax you overpaid.
Pick your trade →