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Contractor tax, explained clearly

Plain-English guides to the topics every UK limited company contractor needs to understand — written by an ICAEW chartered accountant. No jargon, no upselling.

Quick reference: 2026/27 Tax Rates · Key Tax Dates · Making Tax Digital · Jargon Buster

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Salary vs Dividends 2026/27: The Optimal Split for UK Contractors

The most common question every contractor asks. Here's the full calculation — exactly how much to pay yourself in salary, and when to switch to dividends.

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IR35 Explained: Chapter 8 vs Chapter 10 — What Every Contractor Must Know

IR35 is not one law, it's two. Understanding which chapter applies to your contract could mean the difference between thousands of pounds inside or outside.

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Should You Register for VAT as a Contractor? FRS vs Standard Rate Explained

VAT registration isn't just about the threshold. For many contractors, voluntary registration and the right VAT scheme saves thousands each year. Here's how to decide.

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Director's Loan Accounts Explained: S455, BIK, and How to Avoid Them

What happens if your director's loan account is overdrawn at year-end, the S455 tax charge, and practical strategies to clear a loan before it becomes a problem.

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How to Close Your Limited Company Tax-Efficiently

Members Voluntary Liquidation vs striking off, Business Asset Disposal Relief, and how to plan a tax-efficient exit when winding down your contracting company.

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Payments on Account Explained: Why Your January Tax Bill Is Bigger Than Expected

Why your first self-assessment bill includes an extra 50% "payment on account" — and how to plan your savings so it never catches you off guard.

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Contractor Expenses: What You Can and Can't Claim (2026/27)

The two tests that decide whether a cost is allowable, the 24-month travel rule, use of home, pensions, and the expenses HMRC will reliably disallow.

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2026/27 Tax Rates for Contractors

Income tax, National Insurance, dividend and corporation tax, VAT thresholds, CGT and the pension annual allowance — the key 2026/27 figures in one place.

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Making Tax Digital: What Contractors Need to Know

MTD for VAT, MTD for Income Tax from April 2026, who it actually affects, and why company-only contractors are affected less than the headlines suggest.

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