SA100 – Self Assessment Tax Returns

SA100 Self Assessment Accountants in the UK

Jeff Accountants provide expert SA100 Self Assessment tax return services for individuals and business owners across the UK. We ensure your tax return is accurate, compliant, and submitted on time, while helping you reduce your tax liability legally.

What Is SA100?

The SA100 is the main Self Assessment tax return used by HMRC to calculate personal income tax.
Our SA100 Services Include:

Self Assessment registration

SA100 tax return preparation

Income & expense review

Tax calculations & relief claims

HMRC submission & correspondence

Who Needs an SA100?

Company directors

Sole traders

Freelancers & contractors

Landlords

Individuals with additional income

Why Choose Us?

Accurate tax calculations

Maximise tax reliefs

Avoid HMRC penalties

Dedicated tax accountant