What records do I need for Self Assessment?
Get your income, expenses and supporting documents together before your return is prepared.
Sole traders · individualsRead guide
Guides and factsheets
Clear guidance for
real-life questions.
Find a useful starting point, a short checklist and the official guidance behind it. Every guide shows when its source was last checked.
Preview librarySources checked 23 September 2026. HCA editorial review is pending before a public launch.
HCA guides
Answers for the next thing on your list.
Plain-English starting points, with an official source and a useful next step on every page.
Showing 6 guides
Do I need Making Tax Digital for Income Tax?
Check when the digital-record and quarterly-update rules may apply to you.
Sole traders · landlordsRead guide
When should I register for VAT?
Understand the turnover test and the questions to resolve before you register.
Small businessesRead guide
Hiring your first employee: what comes before payday?
A practical starting list for PAYE, starter information and workplace pensions.
EmployersRead guide
How do I get ready for my company year-end?
Bring the accounting records together and keep the company’s filing duties in view.
Company directorsRead guide
CIS: what should contractors and subcontractors check?
Understand which role you have before registering, verifying or deducting.
Construction businessesRead guide
No guides match that search. Try a different topic or ask HCA.