Tax guides and news
UK tax return advice from qualified accountants
Plain-English articles on Self Assessment, landlord tax, self-employment and deadlines. Written and reviewed by the Accotax tax team.
Latest
Allowable Expenses for Landlords: Complete Guide for 2026
Allowable expenses for landlords are the day to day costs of running a rental. You deduct them from your rent before tax is worked...
Accountants
Do I Need an Accountant for My Tax Return? A Complete UK Guide
If you've typed "do I need an accountant for my tax return" into Google, you're probably staring down a Self Assessment deadline and wondering...
How to Calculate Your Tax Bill as a Sole Trader in the UK (2025/26 Guide)
Working out how to calculate tax sole trader UK rules apply to your business is one of the most important skills you can master...
Student Tax Return UK: Do Students Need to File Self Assessment?
Being a student doesn't automatically exempt you from the UK tax system. If you're earning money from a part-time job, freelance work, tutoring, or...
How to Appeal an HMRC Self-Assessment Penalty: A Step-by-Step Guide
If you've received a fine from the taxman, you're probably searching for how to appeal HMRC self-assessment penalty notices before the deadline runs out....
Emergency Tax Refund UK: How to Claim Back Overpaid Tax
If your latest payslip looks smaller than expected, you may be on an emergency tax code — and you're not alone. Millions of UK...
How to Declare Rental Income in the UK & Avoid Tax Errors
If you earn money from renting out a property in the UK, you are legally required to declare that income to HMRC and, in...
Taxpayer Identification Number (TIN) in London: Complete 2026 Guide
If you live or work in London — whether as a UK citizen, an expatriate, a freelancer, or a business owner — understanding the...
Allowable Expenses for Self Employed in the UK | Reduce Your Tax Bill
If you're self-employed in the UK, one of the most powerful ways to reduce your tax bill is to claim allowable expenses for self...
Property Income Allowance Explained: The Complete UK Guide for 2026/27
If you earn money from renting out property — even informally — the Property Income Allowance explained in this guide could save you hundreds...
How to Register for Self Assessment with HMRC | Complete UK Guide
If you are self-employed, earn income outside of PAYE, or run your own business in the UK, you need to register for Self Assessment...
Capital Gains Tax on Property UK 2025–26: Rates, Allowances, Reliefs & How to Reduce Your Bill
Whether you're selling a buy-to-let, a second home, or gifting property to a family member, understanding capital gains tax on property in the UK...
Do I Pay Tax on a Side Hustle in the UK? Full 2026 Guide
If your gross side hustle income is under £1,000 in a tax year, you pay no tax and do not need to register with...
General
Do Non Resident Landlords Pay UK Tax? A Complete Guide for Overseas Property Owners
The UK property market continues to attract investors from around the world. Many individuals purchase residential or commercial properties in the United Kingdom while...
How to Pay Your Self Assessment Tax Bill in the UK (2026 Guide)
If you are self-employed, a landlord, freelancer, or company director, understanding how to Pay Your Self Assessment Tax Bill correctly is essential to avoid...
Personal Tax Allowance UK 2025-26: Complete Guide for Taxpayers
Understanding the UK tax system begins with one fundamental concept: the personal tax allowance. For the 2025–26 tax year, this allowance continues to play...
Limited Company Director Self Assessment UK: A Complete Guide for Directors
Managing taxes as a company director in the United Kingdom can often feel intricate, particularly for first-time directors unfamiliar with HMRC obligations. While operating...
MTD Software for Landlords: The Complete Guide to Digital Tax Compliance
In today’s rapidly evolving tax landscape, mtd software for landlords has become an essential tool for property owners who want to stay compliant with...
Making Tax Digital for Income Tax 2026 UK: Complete Guide for Individuals and Businesses
The UK tax landscape is undergoing one of its most significant digital transformations in decades. At the heart of this change is a structured...
Sole Trader vs Limited Company: Which Is Right for You? (UK Guide 2026)
Choosing between operating as a sole trader or forming a limited company is one of the most pivotal decisions in the lifecycle of any...
How Sole Traders Can Claim Mileage Allowance UK | Complete Guide
Navigating the complex landscape of business expenses can often feel daunting for sole traders. One area that requires particular attention is claiming vehicle expenses...
Self Assessment
Missed the Self Assessment Registration Deadline? What to Do
The deadline to register for Self Assessment for the 2025/26 tax year was 5 October 2026. If you missed it, register as soon as...
Best MTD Software for Sole Traders UK (2026 Guide)
Best MTD Software for Sole Traders UK: What to Pick in 2026/27 TL;DR The best MTD software for sole traders is the one that...
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Self Assessment Deadline 2026 [Key Dates to Know]
5 October 2026: Self Assessment deadline to register if you are new to self-employment or earned untaxed income in 2025/26. 31 October 2026: Paper...
Self Assessment Late Filing Penalties Explained (2026)
Your online Self Assessment tax return and any tax due are normally due by 31 January. Filing even one day late can lead to...
How to Fill Self Assessment Tax Return & Avoid HMRC Mistakes
If you are self-employed, a business owner, or earn income outside of PAYE, you are required to complete a Self Assessment tax return each...
Can I Do My Own Self Assessment Tax Return in the UK? (2026 Guide)
Yes, you can absolutely do your own Self Assessment tax return in the UK. HMRC provides a free online portal that anyone can use...
Landlord
How Is Rental Income Taxed in the UK? Guide for Landlords
Tax on rental income UK is generally calculated on your rental profits, not the total rent collected. You must pay a specific tax on...
What is Payment on Account? A Complete UK Guide for Self-Employed Taxpayers
If you're self-employed, a landlord, or run your own business in the UK, you have probably come across a line on your HMRC tax...
Construction Industry Scheme
Gross Payment Status in the Construction Industry Scheme
The Construction Industry Scheme (CIS) is a tax framework introduced by HM Revenue and Customs to regulate payments between contractors and subcontractors in the...
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