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Plain-English guides to help you understand UK self-employed tax
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Profit vs turnover: the difference (and why it changes your tax)
Understand the crucial difference between turnover and profit for UK self-employed tax. Get clear definitions, examples, and see how expenses directly reduce your tax bill.
Do I need to file a Self Assessment? Common situations explained
Not sure if you need to file a UK Self Assessment tax return? Find out the rules for side hustles, freelancing while employed, low income, and more.
How much tax should you set aside as self-employed in the UK?
A practical guide to calculating how much of your self-employed income to save for tax and National Insurance. Includes examples, tips, and a monthly routine.
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Making Tax Digital from April 2026: what it means for sole traders (and how to prepare)
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Organising self-employed expenses: a practical system that actually works
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Quarterly tax check-ins: a simple routine to avoid a surprise bill
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Invoicing + expenses + estimates: a simple system for staying on top of self assessment
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How to track expenses without saving every receipt: bank CSV import explained
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Allowable expenses for self-employed: what you can (and can't) claim
2025-12-14
Common Self Assessment mistakes (and how to avoid them)
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Self Assessment deadlines checklist (and what happens if you're late)
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Do I need to file a Self Assessment? Common situations explained
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Sole trader expenses checklist: the categories most people forget
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Frequently Asked Questions
Quick answers to the most common questions about Self Assessment.
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