Sole trader tax blog (2026/27)

Articles on sole trader tax, Self Assessment, expenses, NI and tax planning for self-employed people in the UK.

May 2026 · 6 min read

Sole Trader Tax Explained 2026/27: Income Tax, Class 2 and Class 4 NI

As a UK sole trader in 2026/27, you pay income tax and two classes of National Insurance on your profits. This guide explains how each is calculated, when it is due, and what you can do to reduce the bill.

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May 2026 · 5 min read

Self Assessment Deadlines and Penalties 2026/27: What You Need to Know

Missing a Self Assessment deadline means automatic penalties, even if you owe nothing. This guide covers every deadline in the 2026/27 tax year, what the penalties are and how to appeal them.

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June 2026 · 7 min read

Sole Trader vs Limited Company: A Tax Comparison for 2026/27

Whether you are better off as a sole trader or limited company depends on your profits, other income, and how much you want to extract. This guide compares the tax position at three profit levels in 2026/27.

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June 2026 · 6 min read

Allowable Expenses for Sole Traders 2026/27: What You Can Claim and What You Cannot

Allowable expenses reduce your taxable profit as a sole trader. This guide covers the most common categories — including home office, mileage, equipment and phone — with the rules for each.

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June 2026 · 5 min read

Payments on Account Explained: How to Calculate and Manage Them in 2026/27

Payments on account are advance payments toward the following year's tax bill. They catch many new sole traders off guard. This guide explains how they are calculated, when they are due and when you can reduce them.

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