Tax and National Insurance for self-employed or partners

Get started with Income Tax and National Insurance

What is National Insurance and how does it apply to you if you work for yourself

Find out about Self Assessment and your tax return

Tools and videos to help you fill in your Self Assessment tax return and understand what the deadlines and penalities are

Get to grips with expenses and records if you're self-employed

What records you should keep as a self-employed person and some tools to help you understand what you can and can't claim as a business expense