Self Assessment — Guides, Tips & Expert Advice
Self assessment tax return guides, tips, and deadlines for UK sole traders and freelancers.
96 articles on Self Assessment
Foreign Income on Self Assessment: UK Tax Rules
UK residents must declare worldwide income. Learn how to report foreign income on Self Assessment, claim double taxation relief, and avoid penalties.
How to Read Your HMRC Tax Calculation
A section-by-section guide to understanding your SA302 tax calculation, including payments on account, balancing payments, and how to spot errors.
Payment on Account: Why HMRC Bills You Twice
Confused about payments on account? Understand why HMRC seems to bill you twice, how advance payments work, and how to reduce them if needed.
How to Reduce Your Self Assessment Tax Legally
Discover legitimate ways to reduce your Self Assessment tax bill, from claiming expenses and pension relief to using allowances most people miss.
Register for Self Assessment Online: HMRC Guide
Step-by-step guide to registering for Self Assessment online with HMRC, including getting your UTR number, Government Gateway, and activation codes.
Self Assessment for Company Directors: Guide
Company directors often need to file Self Assessment. This guide explains when you must file, what to declare, and how to manage salary and dividends.
Self Assessment Tax Return: Guide for First-Timers
Filing your first Self Assessment tax return? This complete guide walks you through every step, from registration to submission and payment.
Self Assessment Deadlines 2026: Every Date
Every Self Assessment deadline for 2026 in one place. Know exactly when to register, file, and pay to avoid penalties from HMRC.
Self Assessment for Landlords: Reporting Rental
A complete guide for UK landlords on reporting rental income through Self Assessment, including allowable expenses, Section 24, and key deadlines.
Self Assessment for Multiple Income Sources
Juggling employment, freelancing, rental income, or investments? Learn how to report multiple income sources on your Self Assessment tax return.
Self Assessment Penalties: Late Filing and Payment
Understand every Self Assessment penalty for late filing and late payment, how they escalate over time, and what you can do to appeal them.
Self Assessment and Student Loan Repayments
Find out how student loan repayments work through Self Assessment, which plan you're on, how to calculate what you owe, and common mistakes to avoid.
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