Self assessment

Our certified accountants file your Self Assessment tax return with HMRC accurately and on time, for one fixed fee.

£0

if you qualify

filing a tax return on a laptop
⌘What is included

File Your Self Assessment Tax Return, No Stress, No Fines

31 January · HMRC · Fixed fee

Miss the Self Assessment deadline and HMRC fines you £100 the next day. Our certified accountants file your Self Assessment tax return with HMRC accurately, on time, for one fixed fee.

Check if you qualify to file for free, get expert filing at a fixed fee, or go full-service with year-round accountant support.

Comprehensive Tax Calculation

A full calculation of the income tax you owe for the year.

Professional Expense Review

We review your expenses so you claim every allowance you're owed.

Tax Efficiency & Reliefs Check

Every relief and allowance checked to keep your bill as low as possible.

HMRC Online Submission

Your tax return filed online, submitted straight to HMRC for you.

Payment Advice & Scheduling

Clear guidance on how much tax to pay, and by when.

Full Submission Receipt

Official confirmation the moment HMRC accepts your return.

Digital Record Keeping

Secure storage of all your documents for future reference.

Year-Round Support

Ask our accountants anything, all year round, not just at filing.

How it works

File Your Tax Return In 5 Simple Steps

Step 1

01

Provide Details

Answer a few simple questions about your income for the tax year.

Step 1

01

Provide Details

Answer a few simple questions about your income for the tax year.

Step 2

02

Upload Documents

Add your P60s, invoices, and receipts to our secure online portal.

Step 2

02

Upload Documents

Add your P60s, invoices, and receipts to our secure online portal.

Step 3

03

We Prepare

Our accountants calculate your tax and find every saving you're owed.

Step 3

03

We Prepare

Our accountants calculate your tax and find every saving you're owed.

Step 4

04

Review & File

You approve the figures, then we submit your tax return to HMRC.

Step 4

04

Review & File

You approve the figures, then we submit your tax return to HMRC.

Step 5

05

Confirmation

Get official HMRC confirmation and a clear breakdown of tax to pay.

Step 5

05

Confirmation

Get official HMRC confirmation and a clear breakdown of tax to pay.

The online filing and payment deadline is 31 January.

The online filing and payment deadline is 31 January.

Pricing

Pick the option that fits you

Free Filing

£0 /

if you qualify

We file at no upfront cost and take 30% of the refund or saving we secure. No refund or saving, no fee.

Prepared & Filed

£145

£245

Your return prepared and filed accurately, without accountant review.

Save £100

Filed, Reviewed & Protected

£299

£450

We check every figure, find what you're owed, and handle HMRC for you.

How you pay

Only when you benefit

Fixed fee

Fixed fee

Return prepared and filed for you

Included

Included

Included

Eligibility checked instantly

Included

Not included

Not included

Message support during filing

Not included

Included

Included

Expert accountant review and tax calculation

Not included

Not included

Included

Expense and relief optimisation

Not included

Not included

Included

Full HMRC support, year-round accountant

Not included

Not included

Included

Questions

People Ask

Questions People Ask

faq

Falak Sher

Director

Got other questions?

Contact our Client Support

Who needs to file a tax return?

You need to file if you were self-employed and earned over £1,000, rented out property, were a company director, or had income over £100,000. You also need to file if you had untaxed income like dividends or foreign earnings. If you're unsure, HMRC's online checker or a quick chat with us will confirm it in minutes.

Do I need a UTR number?

What happens if I miss the deadline?

How do I pay my tax bill?

What documents do I need?

Who needs to file a tax return?

You need to file if you were self-employed and earned over £1,000, rented out property, were a company director, or had income over £100,000. You also need to file if you had untaxed income like dividends or foreign earnings. If you're unsure, HMRC's online checker or a quick chat with us will confirm it in minutes.

Do I need a UTR number?

What happens if I miss the deadline?

How do I pay my tax bill?

What documents do I need?

Who needs to file a tax return?

You need to file if you were self-employed and earned over £1,000, rented out property, were a company director, or had income over £100,000. You also need to file if you had untaxed income like dividends or foreign earnings. If you're unsure, HMRC's online checker or a quick chat with us will confirm it in minutes.

Do I need a UTR number?

What happens if I miss the deadline?

How do I pay my tax bill?

What documents do I need?

TYSON ROSELYN ACCOUNTANTS

Don't miss the January deadline. Avoid the stress and the £100 penalty. Have your tax return filed by qualified accountants today, accurate, secure, and submitted straight to HMRC.

Book a free consultation with Tyson Roselyn

Tyson Roselyn Accountants Limited is registered in England and Wales, company number 14010662. Registered office: Apex House, 2nd Floor, Office 2a, Grand Arcade, North Finchley, London, N12 0EH. We are not Companies House, GOV.UK, or any UK government agency, and are not affiliated with or endorsed by any government department. Companies House identity verification is carried out through our authorised ACSP (Authorised Corporate Service Provider).

TYSON

© 2026 Tyson Roselyn Accountants. All rights reserved.

Created by:

Tyson Roselyn Accountants Limited is registered in England and Wales, company number 14010662. Registered office: Apex House, 2nd Floor, Office 2a, Grand Arcade, North Finchley, London, N12 0EH. We are not Companies House, GOV.UK, or any UK government agency, and are not affiliated with or endorsed by any government department. Companies House identity verification is carried out through our authorised ACSP (Authorised Corporate Service Provider).

© 2026 Tyson Roselyn Accountants.

Created by: