File it yourself, confidently.
Do-it-yourself Self Assessment with plain-English forms covering every situation — submitted straight to HMRC with instant confirmation.
SA100 to SA109 — without the guesswork.
Answer plain-English questions and Basetax maps your answers onto the right HMRC forms automatically. No jargon, no working out which schedule you need.
- Employment, self-employment, property & more
- Real-time tax calculation as you go
- Direct, encrypted submission to HMRC
- Instant confirmation, records kept digitally
Three steps to filed.
Most people are done in an evening — from a blank screen to an HMRC confirmation.
Add your figures
Enter your income and expenses, or import them from Basetax bookkeeping.
Review your return
The right forms fill themselves in. Check the numbers and your live tax total.
File to HMRC
Submit directly and get instant confirmation. Your records are kept, safe and digital.
What does it cost? +
Personal tax filing is £50 + VAT per annual Self Assessment return. Tracking your income and expenses beforehand is free — you only pay when you file.
Which situations are covered? +
Employment, self-employment, UK property, dividends, capital gains, pensions and more — the full SA100 to SA109 range.
Do you submit it to HMRC for me? +
Yes — once you've reviewed and approved your return, Basetax submits it directly to HMRC and you get instant confirmation.
Start your return, free.
Set up and add your figures for nothing. Pay £50 + VAT only when you're ready to file.