The Tax Guide
Expert Advice for all Your Tax Affairs...

You deserve to understand exactly how your money works within the UK tax system, and our expert-written guides make even the most complex tax matters refreshingly simple. The Tax Guide is here to help.

Try our 7 free tools including the HMRC Red Flag Checker, Income Tax Calculator, Tax Code Explainer, Self Assessment Helper and Stamp Duty Calculator to get instant personalised help.

Most Read
MTD for Income Tax: Who's Affected from April 2026 and What to Do This Week
Making Tax Digital for Income Tax started 6 April 2026 for sole traders and landlords with over £50,000 of qualifying income. Here is what you have to do, and by when.
What Is A Close Company And How Does It Work?
A close company is a UK private business controlled by up to five people or where all shareholders are directors.
Director's Loan Accounts: The £10,000 Trap and the 9-Month Deadline
Owner-managers who use the company bank account as a personal one usually find out about Section 455 the hard way. Here is how the £10,000 threshold and the 9-month deadline actually work.
Tax on Sale of Shares
Work out if you owe capital gains tax on share sales by calculating your net gains after costs and allowable losses.
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Latest Articles and Tools
HMRC Red Flag Checker
Find out which areas of your finances HMRC is most likely to query, what you should be declaring, and roughly what you may owe.
Income Tax Calculator
Enter your salary and get a clear breakdown of your income tax, National Insurance, and take-home pay for the 2025/26 tax year. See exactly where your money goes.
Crypto Tax in 2026: What HMRC Will Know Once CARF Kicks In
The OECD's Crypto-Asset Reporting Framework starts collecting UK data this year. From 2027, HMRC will see your crypto transactions automatically. Here is what to do before then.
Director's Loan Accounts: The £10,000 Trap and the 9-Month Deadline
Owner-managers who use the company bank account as a personal one usually find out about Section 455 the hard way. Here is how the £10,000 threshold and the 9-month deadline actually work.
MTD for Income Tax: Who's Affected from April 2026 and What to Do This Week
Making Tax Digital for Income Tax started 6 April 2026 for sole traders and landlords with over £50,000 of qualifying income. Here is what you have to do, and by when.
HMRC Red Flags in 2026: Six Areas Most Likely to Attract Attention
Six areas HMRC is most likely to query in 2026, including undeclared side-hustles, crypto gains, rental income and director's loans.
Junior ISAs: Tax Free Way to Save for Your Child
Open a Junior ISA to save up to £3,600 a year for your child completely tax-free.
Umbrella Companies: A Quick Start Guide
How umbrella companies can simplify tax and invoicing for UK freelancers and contractors.
Tax on PPI Repayments: What Do I Need to Do?
If you got a PPI refund, you might owe tax on it, here's what HMRC expects from you.
Auto Enrolment: How Will it Affect Me?
From October 2012, your employer will automatically enrol you in a pension scheme and take money from your wages, whether you asked for it or not.
Tax Efficient Alternatives to the Child Trust Fund
If your child's trust fund closed, here are the tax-efficient ways to save for their future instead.
Top 10 Self Assessment Tips
Help yourself through Self Assessment with practical steps like keeping records, staying on top of bookkeeping, and using the right tools.
Popular
1 Approved and Unapproved Schemes 2 Claiming Tax Relief on Mileage 3 Defined Contribution Schemes 4 I've Got an HMRC Tax Demand: What Do I Do? 5 Tax on Bank and Building Society Accounts 6 What is the Cycle to Work Scheme and How is it Taxed?
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Expert Advice for all Your Tax Affairs...