<link rel="stylesheet" href="https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&display=swap" />

Self Assessment Tax Return Services In London

Managing your tax obligations can be complex, which is why engaging professional Self Assessment Tax Return Services in London is essential for individuals and…

Verified regulated firms

ICAEW · ACCA · CIOT · AAT

28,000+ UK firms

Growing every week

Clear fixed fees

No hourly surprises

Fast replies

Most within 24 hours

Businesses that compare on AccountingFirms.co.uk have seen:

Saving

Clear fixed fees and smarter tax planning keep more money in your business

Better Relationship

A dedicated accountant who knows your business and replies quickly

More Tax Savvy Accountants

Qualified experts who spot reliefs, allowances and deadlines for you

More Growth

Proactive advice on cash flow, funding and scaling your business

Showing 467 firms

LONDON, WC2R 0LT 0.3 miles away

PERRYS ACCOUNTANTS LIMITED is listed in the AccountingFirms directory. Contact the firm directly to learn more about its services.

LONDON, WC2H 9JQ 0.6 miles away

212 FINANCE LIMITED is listed in the AccountingFirms directory. Contact the firm directly to learn more about its services.

LONDON, WC2H 9JQ 0.6 miles away

ACCOUNTING UNIVERSE LIMITED is listed in the AccountingFirms directory. Contact the firm directly to learn more about its services.

LONDON, WC2H 9JQ 0.6 miles away

ACCTEK LTD is listed in the AccountingFirms directory. Contact the firm directly to learn more about its services.

LONDON, WC2H 9JQ 0.6 miles away

APPTAX LTD is listed in the AccountingFirms directory. Contact the firm directly to learn more about its services.

LONDON, WC2H 9JQ 0.6 miles away

ATLAS VERUM LIMITED is listed in the AccountingFirms directory. Contact the firm directly to learn more about its services.

LONDON, WC2H 9JQ 0.6 miles away

BIGGER PICTURE FINANCE LTD is listed in the AccountingFirms directory. Contact the firm directly to learn more about its services.

LONDON, WC2H 9JQ 0.6 miles away

BILINSCOPE LTD is listed in the AccountingFirms directory. Contact the firm directly to learn more about its services.

LONDON, WC2H 9JQ 0.6 miles away

CORE FINANCIALS LTD is listed in the AccountingFirms directory. Contact the firm directly to learn more about its services.

Director's Personal Self Assessment (SA100)

Director's Personal Self Assessment (SA100)

£199 +VAT

  • SA100 personal tax return prepared and filed
  • Director's salary and dividend income declared
  • PAYE income from other employment included
  • All allowable personal expenses identified and claimed
  • Income Tax and Class 4 NIC calculated
  • Payments on account calculated and explained
  • HMRC submission as your authorised agent

or keep browsing the directory below

Deadline reminders
  • 31 JanSelf Assessment online return & payment
  • 7th monthlyVAT return & payment (1 month + 7 days)
  • 9 monthsCompany accounts after year end
  • 22nd monthlyPAYE payment to HMRC
“The hardest thing in the world to understand is the income tax.”

— Albert Einstein

Need a hand with your finances?

Our expert team is here to take the stress out of managing your money.

Ask an Expert
What should you pay?

Get an instant fee estimate for your business type and turnover.

Try the fee calculator
Popular locations
Switching is easy
  1. 1. Pick a new accountant
  2. 2. They contact your old one
  3. 3. Records are handed over
“A good accountant pays for themselves.”

Compare at least three firms before you choose.

How to find the right accountant in Self Assessment Tax Return Services In London

A good accountant saves you time, reduces tax stress and keeps you compliant with HMRC and Companies House.

Check credentials

Look for membership of ICAEW, ACCA, AAT, CIOT or ICAS and valid indemnity insurance.

Compare fixed fees

Monthly fixed fees make budgeting easy. Compare what's included — VAT, payroll, year-end accounts.

Read real reviews

Reviews show how responsive and proactive a firm is. Shortlist two or three and book an intro call.

Guide

Accountants in Self Assessment Tax Return Services In London: everything you need to know

Whether you're a sole trader, landlord, limited company director or charity trustee, the right accountant saves you time, cuts your tax bill and keeps you compliant with HMRC and Companies House. Compare 467 qualified accountants in Self Assessment Tax Return Services In London by fees, reviews and qualifications, then contact the firms you like directly — free and with no obligation.

What does an accountant do?

Bookkeeping, year-end accounts, tax returns, VAT, payroll and business advice — handled by qualified professionals so you can focus on running your business.

Accountant vs bookkeeper

Bookkeepers record day-to-day transactions. Accountants prepare accounts and tax returns and give advice. Many firms offer both.

Online or local accountant?

Cloud software means you can work with an accountant anywhere in the UK, while a local firm can meet you in person when needed.

How much do accountants cost in Self Assessment Tax Return Services In London?

Most firms charge a fixed monthly fee. Sole traders usually pay the least, limited companies more, and extras such as VAT returns, payroll and management accounts are priced on top. Get at least three quotes and compare exactly what each one includes before you sign an engagement letter.

Why compare accountants on AccountingFirms.co.uk?

Every listing shows the firm's professional body, starting fee, services and client rating side by side, so you can shortlist in minutes. Tick up to four firms to compare them in one table, or message them on WhatsApp straight from the results.

Frequently asked questions

What is included in a Self Assessment tax return service in London?

A comprehensive Self Assessment tax return service typically includes preparation and submission of your annual return to HMRC, calculation of tax owed, advice on allowable expenses, and guidance on payments on account. Accountants also help with record-keeping and can represent you in case of an HMRC enquiry.

How do I choose a qualified accountant for my personal tax return in London?

Look for accountants who are members of recognised professional bodies such as ACCA, ICAEW, or AAT. Check their experience with personal tax returns and client reviews. Using a directory like AccountingFirms allows you to compare local professionals who are verified and regulated.

Can an accountant help with an HMRC self assessment enquiry in London?

Yes, a qualified accountant can represent you during an HMRC enquiry into your Self Assessment return. They will handle correspondence, review your records, and prepare a response to HMRC. This professional support reduces stress and helps ensure a fair outcome.

What are the benefits of using a certified accountant for my tax return in London?

Certified accountants, such as those with ACCA or ICAEW status, have rigorous training and adhere to ethical standards. They ensure your tax return is accurate and compliant, identify legitimate deductions, and help you avoid penalties. Their expertise can also provide valuable tax planning advice.

How does AccountingFirms help me find a tax return accountant in London?

AccountingFirms is a directory built by experienced accountants that connects you with verified professionals in London. You can browse local firms, compare their services and qualifications, and read client information. The platform simplifies the process of finding a reliable accountant for your Self Assessment needs.

What deadlines must I meet for my Self Assessment tax return in London?

For the 2024/25 tax year, the online filing deadline is 31 January 2026, and the paper filing deadline is 31 October 2025. You must also pay any tax owed by 31 January 2026. Missing these deadlines results in automatic penalties, so engaging an accountant early is advisable.

About Self Assessment Tax Return Services In London

Managing your tax obligations can be complex, which is why engaging professional Self Assessment Tax Return Services in London is essential for individuals and businesses alike. The professionals listed on AccountingFirms specialise in preparing and submitting accurate returns to HMRC, ensuring you meet all deadlines and minimise the risk of penalties. Whether you require assistance with an hmrc self assessment or a personal tax return, the firms featured in the directory offer tailored support. These qualified ACCA, ICAEW, and AAT accountants possess the expertise to handle intricate financial matters, including VAT and Corporation Tax, whilst maximising your allowable deductions. By using AccountingFirms, you can browse local firms and compare providers to find the right fit for your needs. The directory was established in 2019 by experienced ICAEW and ACCA accountants who understand the importance of reliable tax advice. When you seek Self Assessment Tax Return Services in London , you can trust that every listed professional is verified and regulated. The platform simplifies the process of connecting with verified accountants who are familiar with HMRC requirements and local tax practices. For those needing an hmrc personal assessment, the directory offers a straightforward way to identify experts who can manage your affairs efficiently. Choosing the right accountant for your Self Assessment Tax Return Services in London can save you time and provide peace of mind. The professionals featured are committed to delivering accurate and compliant submissions, helping you avoid common errors. Additionally, they can advise on broader financial planning, including Corporation Tax and VAT obligations. AccountingFirms makes it easy to find and compare qualified professionals, allowing you to make an informed decision. Whether you are self-employed, a company director, or a landlord, accessing reliable Self Assessment Tax Return Services in London is straightforward through the directory. The platform’s focus on transparency and quality ensures you connect with accountants who are dedicated to your financial success.

About Accounting Firms

Built by chartered accountants

ICAEW & ACCA-operated since 2019

28,000+ UK firms listed

Largest UK accountancy directory

Verified regulated firms only

ICAEW · ACCA · CIOT · AAT · ICB

Thousands of verified reviews

Google · Trustpilot · TrustIndex & more

Free to browse

No signup · No broker fees · Direct contact

Firms independently reviewed on:★★★★★Google Reviews★★★★★Trustpilot★★★★★TrustIndex★★★★★FreeIndex★★★★★Yell.com★★★★★VouchedFor

AccountingFirms.co.uk is the UK's dedicated accountant comparison website, helping individuals, sole traders, landlords, startups, and SMEs instantly compare accountancy and tax fees from trusted UK accounting firms.

Find and connect with qualified accountants, tax advisers, bookkeepers, and business advisers using advanced search filters, verified profiles, and genuine reviews aggregated from Google, Trustpilot, Yelp, and other trusted platforms.

Over 28,000+ UK Accountants in One Place

Explore the UK's largest independent directory of accountants regulated by professional bodies including ICAEW, ACCA, AAT, CIMA, CIPFA, AIA, IFA, and other recognised UK accountancy bodies.

Affordable Online Accounting Services

Buy fixed-fee accounting packages online with confidence. Services are delivered by experienced UK-qualified accountants and tax advisers, covering:

A Marketplace for Accountants

For accounting firms, AccountingFirms.co.uk is more than a directory. It's a powerful lead generation platform, accountant marketplace, and business growth hub, helping practices attract new clients, increase online visibility, generate qualified leads, and win more accounting and taxation work across the UK.