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How Do I Find an Accountant for Self-Assessment?

Writer: Jason Short
Jason Short
Oct 2
6 min read

A Self Assessment deadline has a way of arriving just as work gets busy. Receipts are spread across bank statements, mileage records are incomplete, and there is still the question of what you can actually claim. If you are asking, “how do I find an accountant for self-assessment?”, the right answer is not simply to search for the cheapest firm nearby. You need someone who understands how you earn, what HMRC expects, and where mistakes commonly cost people money.

For a sole trader, landlord, CIS subcontractor or company director, a good accountant should make tax less of an annual panic and more of a manageable part of running your business.

Start with the kind of Self Assessment you need

Self Assessment covers a wide range of taxpayers, and the support you need depends on your income and records. A landlord with one rental property has different concerns from a construction subcontractor claiming a CIS refund. A black cab driver will have different allowable costs from a consultant working from home. If you also run a limited company, your personal tax return needs to fit alongside your accounts, Corporation Tax and dividend planning.

Before speaking to an accountant, be clear about the basics: how you earn your income, whether you are VAT registered, whether you have payroll or staff, and whether you have missed any past returns. You do not need to understand every tax rule. In fact, that is why you are looking for help. But a clear outline lets you tell whether the accountant has relevant experience.

Industry knowledge matters because it affects the questions an accountant asks. Someone experienced with CIS should ask about deductions shown on your CIS statements and whether you may be due a refund. An accountant who works with landlords should ask about rental income, mortgage interest relief, repairs, property sales and other income. The detail is where much of the value sits.

How do I find an accountant for self-assessment who fits?

Start by looking for evidence of practical experience, not just a long list of services. Most accountants can submit a tax return. The better question is whether they regularly deal with people in circumstances like yours and can explain the process in plain English.

Local recommendations can be useful, particularly if they come from people in the same trade or with a similar business. A fellow subcontractor, driver or landlord can often tell you whether an accountant answers the phone, deals with HMRC issues promptly and gives useful advice before the deadline. Online reviews can also help, but read beyond the star rating. Look for comments about responsiveness, clarity, tax refunds, ongoing support and how problems were handled.

Location is worth considering if you prefer to sit down with someone and go through paperwork face to face. For clients in Staines, London and the South East, a local accountant can offer that reassurance. However, proximity is not the main test. Secure digital records, phone calls and video meetings mean a capable accountant can support clients across the UK. Choose the service style that makes it easiest for you to stay organised and ask questions when they arise.

Professional credentials are another sensible check. Accountants may be regulated by bodies such as ICAEW, ACCA, CIMA or AAT, and tax advisers may hold specialist qualifications. These do not guarantee that a firm will suit your business, but they show a commitment to professional standards and continuing training. You should also check that the firm is registered for anti-money laundering supervision and has professional indemnity insurance.

Ask questions that reveal how they work

The first conversation should feel straightforward. You are not expected to know the technical language, and you should not leave feeling talked down to. A useful accountant will ask about your work, current records, tax history and plans, then explain what they can do and what they need from you.

Ask who will prepare your return and who will be available if you have a question. Some firms allocate work to a large central team, while others give you a consistent point of contact. Neither model is automatically better, but you need to know what level of personal support you are paying for.

It is also worth asking how they will help you avoid surprises. Will they estimate your tax bill before the 31 January filing deadline? Will they remind you about payments on account due on 31 January and 31 July? Can they advise you during the year, rather than only after your figures are finalised? Self Assessment is often easier and more tax-efficient when it is not treated as a once-a-year form-filling exercise.

Ask how records should be provided. Many clients now use accounting software, a bookkeeping app or photographed receipts. Others need help moving away from carrier bags of paperwork. The right accountant should work with a system that is realistic for you, while making sure the records are sufficient if HMRC asks questions.

Finally, ask about fees before work begins. A fixed fee can provide certainty where your affairs are straightforward. If your records need substantial sorting, you have several income sources, or there are overdue returns, the fee may need to reflect the extra time involved. What matters is that the scope is clear: does the quote include preparation, submission, tax calculations, HMRC correspondence and advice on your payment dates?

Do not choose on price alone

A low fee may look attractive, especially when business costs are rising. But it can become expensive if it means rushed work, no opportunity to discuss expenses, or difficulty getting help when HMRC sends a letter. The cost of missing a legitimate claim, filing late or failing to plan for a large payment can quickly outweigh a small saving on the accountancy fee.

That does not mean the most expensive accountant is automatically the best choice. A straightforward return for a sole trader with tidy records should not be priced like complex tax planning. The aim is fair value: a clear service, dependable advice and a fee that matches the work involved.

Be cautious of anyone who promises a guaranteed refund before reviewing your paperwork, encourages claims you cannot support, or seems relaxed about deadlines and records. Allowable expenses must be connected to your business, and you need evidence. Good tax advice reduces tax legally. It does not rely on guesses or aggressive claims that leave you exposed later.

Look for support beyond the annual return

The best time to raise a tax question is usually before you spend money or make a decision, not after the tax year has ended. You may be considering a vehicle, taking on a property, moving from sole trader to limited company, registering for VAT or hiring your first employee. Each decision can have tax consequences.

An accountant who understands your wider position can spot planning opportunities and compliance risks early. For example, they may help a CIS subcontractor keep deduction statements in order, guide a landlord through record-keeping requirements, or help a limited company director separate business and personal spending. If Making Tax Digital affects your business, they should also be able to explain what needs to change and when.

This ongoing relationship matters most for people whose income moves around. A strong year can create a much bigger tax bill than expected, particularly when payments on account apply. Regular contact gives you time to put money aside, review your figures and make decisions with confidence rather than reacting under pressure.

Make your final choice with confidence

Once you have spoken to two or three accountants, compare more than the quote. Consider whether they understood your work, explained things clearly and gave you confidence that they would be easy to reach. Trust your judgement here. Tax is technical, but your accountant should not make it feel mysterious.

Bring the records you have, even if they are not perfect. Bank statements, invoices, expense receipts, CIS vouchers, rental figures and previous tax returns all give an accountant a starting point. A good firm will tell you what is missing and help you put a better system in place for the future.

The right accountant should leave you with fewer unanswered questions and a clearer next step. At Short And Sons Accountants, that practical approach is central to supporting self-employed people, landlords and small businesses. Choose someone who understands the pressure of earning a living while keeping HMRC happy, and Self Assessment becomes one less job hanging over you.

 
 
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