Self-Assessment Tax Return

Whether you are a business owner or a private individual, our experienced personal tax accountants are here to make Self Assessment simple and stress-free. Clear advice, proactive support, and real tax savings.

Stay Compliant and Avoid Penalties
Maximise Tax Savings and Allowances
Expert Support and Clear Advice
On-Time Submission Every Year
At Kay & Co, we're passionate about helping our clients pay the right amount of tax and never more than necessary. Whether you're a business owner or a private individual, our experienced personal tax accountants are here to make Self Assessment simple and stress-free. As specialist Self Assessment tax return accountants in London, we help thousands of individuals and business owners navigate the complexities of UK income tax.
We handle every aspect of your Self Assessment tax return, from organising your figures to preparing and submitting everything accurately and on time to HMRC. You stay compliant, avoid penalties, and still benefit from every allowance and relief you're entitled to claim. Our team understands the various income sources, expenses, and tax reliefs available, ensuring your return is optimised for maximum tax efficiency.
Self Assessment can be daunting, especially if you have multiple income sources, property income, or complex financial arrangements. Our experienced tax accountants take the stress out of the process, handling all calculations, submissions, and correspondence with HMRC on your behalf. We work with sole traders, landlords, company directors, and individuals with investment income, providing tailored tax advice that maximises your savings.
Clear advice, proactive support, and real tax savings; that's personal tax done properly. We ensure you never miss important deadlines, claim all available allowances and reliefs, and maintain full compliance with HMRC requirements year after year.
We Support You By:
- Organise and prepare your Self Assessment tax return accurately, ensuring all income sources, expenses, and allowances are correctly calculated and declared.
- Submit your return to HMRC on time, meeting all filing deadlines and avoiding late filing penalties and interest charges.
- Identify all available allowances and reliefs, including personal allowances, marriage allowance, pension contributions, charitable donations, and other tax-efficient opportunities.
- Provide clear, jargon-free advice, helping you understand your tax obligations and opportunities in plain English.
- Handle any HMRC enquiries or investigations on your behalf, managing correspondence professionally and efficiently.
- Calculate tax due or refunds owed, ensuring accurate tax calculations based on current tax rates and legislation.
- Advise on tax planning strategies, helping you structure your finances to minimise your tax liability legally and effectively.
- Handle complex scenarios including property income, investment income, foreign income, and capital gains, ensuring all income is properly declared and taxed.
- Provide ongoing support throughout the tax year, not just at filing time, helping you stay organised and tax-efficient year-round.
Self Assessment tax returns are a legal requirement for millions of UK taxpayers, and getting them wrong can be costly. At Kay & Co, we combine technical tax expertise with practical advice to ensure your Self Assessment return is accurate, compliant, and optimised. Our goal is to help you pay the right amount of tax while claiming every allowance and relief you're entitled to.
We work with individuals and business owners across London and the UK, providing professional Self Assessment services that meet the highest standards. Whether you're filing for the first time or have been completing Self Assessment for years, our team is here to make the process as smooth and stress-free as possible, while ensuring you never pay more tax than necessary.
What Our Clients Say
"Kay & Co made my Self Assessment so much easier. They identified allowances I didn't know I could claim and saved me a significant amount in tax. The whole process was smooth, and they explained everything clearly. I wouldn't do it without them now."
Andrew Foster
Self-Employed Consultant, Foster Consulting
"As a landlord with multiple properties, my Self Assessment was complex. Kay & Co handled everything perfectly, ensuring all my property income and expenses were correctly reported. Their expertise saved me both time and money."
Helen Parker
Property Investor, Parker Property Investments
"Kay & Co takes care of my Self Assessment every year, and I couldn't be happier. They're thorough, ensure I claim everything I'm entitled to, and always file on time. Their clear communication and friendly service make tax season stress-free."
Kevin Roberts
Freelance Designer, Roberts Design Studio
"Kay & Co made my Self Assessment so much easier. They identified allowances I didn't know I could claim and saved me a significant amount in tax. The whole process was smooth, and they explained everything clearly. I wouldn't do it without them now."
Andrew Foster
Self-Employed Consultant, Foster Consulting
"As a landlord with multiple properties, my Self Assessment was complex. Kay & Co handled everything perfectly, ensuring all my property income and expenses were correctly reported. Their expertise saved me both time and money."
Helen Parker
Property Investor, Parker Property Investments
"Kay & Co takes care of my Self Assessment every year, and I couldn't be happier. They're thorough, ensure I claim everything I'm entitled to, and always file on time. Their clear communication and friendly service make tax season stress-free."
Kevin Roberts
Freelance Designer, Roberts Design Studio
Ready to Make Self Assessment Simple?
Arrange your FREE consultation today and discover how our experienced personal tax accountants can help you stay compliant, avoid penalties, and maximise your tax savings.
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