Self Assessment Tax Return: A Guide for the Self-Employed
A UK guide to Self Assessment for the self-employed: who must file, the deadlines, how to file step by step, how your tax is worked out, and how to avoid penalties.
HMRC
How to Register as a Sole Trader in the UK
How to register as a sole trader with HMRC: who needs to register, the 5 October deadline, a step-by-step guide, and what happens after you get your UTR.
Allowable Expenses for Sole Traders: What You Can Claim in the UK
Which business costs can a sole trader claim? A UK guide to allowable expenses, the trading allowance, mileage and home-working rates, and what HMRC will not allow.