Nothing about your tax should come as a surprise.
Octotax shows every deadline you have, across Self Assessment, VAT, Corporation Tax, payroll and Companies House, and emails you before each one. Free for UK sole traders, landlords and company directors.
Not a company? Start with your own tax
- Sorted
- Coming up
- Due soon
- Free, with no card details
- No bank logins
- Every date links to GOV.UK
- Delete everything in one tap
Octo means eight
Eight sides of tax, one octagon
Each side is one area of a business owner's tax. The ones that apply to you light up, turn amber as a date gets close, and go green when you've sorted it.
Self Assessment
Your tax return, balancing payments and payments on account.
MTD Income Tax
Quarterly updates for sole traders and landlords, phased in from April 2026.
VAT
VAT returns and payments, every quarter or month.
Corporation Tax
Your company's tax payment and CT600 return.
Payroll & PAYE
Monthly PAYE, P60s, P11Ds and Class 1A.
Companies House
Annual accounts, confirmation statements and ID checks.
Capital Gains
The 60-day deadline when you sell UK residential property.
CIS
Monthly returns for construction contractors.
How it works
- 1
Answer a few questions
Self-employed? A landlord? Run a company or a payroll? It takes about two minutes, with no bank logins or tax reference numbers.
- 2
See your year
Your octagon fills in, and every filing and payment date you have sits on one list, in plain English.
- 3
Hear from us in time
An email 30 days, 7 days and the day before each date. Tick things off as you go, or add them to your calendar.
Making Tax Digital for Income Tax
Quarterly updates have started for sole traders and landlords
If your self-employment and property income is over £50,000, you now send HMRC an update every quarter as well as a final declaration. The threshold drops in each of the next two years.
Check when it starts for you| Starts | If qualifying income is over |
|---|---|
| 6 April 2026 | £50,000 |
| 6 April 2027 | £30,000 |
| 6 April 2028 | £20,000 |
Your data stays yours
We ask only what we need to work out your dates. Delete your account and everything goes with it, straight away.
Information, not advice
Octotax tells you what's due and when, with a link to the official guidance. It never files anything for you.
An accountant, if you want one
Ask a firm on Octotax for help in one step. Your deadlines go with your request, so you don't start from scratch.
We're testing Octotax with its first users
If something's confusing, wrong or missing, we'd really like to know. Or write to [email protected].
See your year in two minutes.
Free, no card details, and you can delete everything in one tap.
Start with your own tax