Free UK Tax Guides — 2026/27

Understand your tax, clearly

Plain-English guides to the UK tax rules that affect you most — updated for 2026/27.

🔍 Tax Codes UK Tax Codes Explained: 1257L, BR, D0, K & Emergency Codes Decode your HMRC tax code. Covers 1257L, BR, D0, K codes, W1/M1 emergency codes and how to get yours corrected. Read guide → 🎓 Student Loans Student Loan Repayment: The Complete UK Guide Plans 1, 2, 4 and 5 — repayment thresholds, interest rates, whether to overpay, and what happens when it's written off. Read guide → 💼 Second Job Second Job Tax Explained: How Much Will You Pay? How BR and D0 codes work, why your second job is taxed from pound one, and how to split your Personal Allowance. Read guide → 🏗️ CIS CIS Tax Refund Guide: How Much Can You Claim Back? How the Construction Industry Scheme works, what expenses to claim, and how to file your Self Assessment. Read guide → 🏠 Stamp Duty Stamp Duty for First-Time Buyers: Relief & Rates 2026 First-time buyer relief, 3% second home surcharge, and how SDLT is calculated across price brackets. Read guide → 🏆 Pension Pension Tax Relief Explained: How It Works Basic and higher-rate relief, Annual Allowance, salary sacrifice, and how to claim extra relief via Self Assessment. Read guide → 🛡️ Inheritance Tax Inheritance Tax Thresholds: NRB, RNRB and Gifts Nil-rate band, residence nil-rate band, 7-year gift rule, and how to reduce your IHT bill. Read guide → 🏡 Equity Release Equity Release Explained: Lifetime Mortgages & Costs How lifetime mortgages work, compound interest, the no-negative-equity guarantee, and alternatives. Read guide →