What You Can Claim Tax Back on as an SME
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If you run a limited company or small business, you’ve probably wondered what you can legally claim tax back on.
It’s a sensible question, as claiming the right expenses reduces your tax bill because it lowers your taxable profit. In asking it, most business owners are not trying to stretch the rules. They simply want clarity on what qualifies and what does not.
This guide explains what expenses are usually allowable, how to claim tax back, how vehicle claims work, and how the HMRC claim tax back process operates.
How to Claim Tax Back as an SME (And What It Really Means)
Claiming tax back as a business owner means reducing your taxable profit by deducting allowable business expenses. When you record legitimate business costs in your accounts, your profit falls. A lower profit results in lower Corporation Tax if you run a limited company, or lower Income Tax if you are a sole trader.
It’s also important to understand the difference between reclaiming VAT and claiming expenses.
- Reclaiming VAT applies only if you are VAT-registered. You recover VAT on eligible purchases through your VAT return.
- Claiming allowable expenses reduces your profit before tax is calculated. This happens through your Company Tax Return if you operate a limited company, or through Self Assessment if you are self-employed.
Allowable expenses are costs that are incurred wholly and exclusively for business purposes. In practical terms, this means the expense exists because you are running the business and is not personal in nature.
Accurate record-keeping supports every claim. You should keep invoices, receipts and clear documentation that shows the business purpose of each cost. Without evidence, HMRC can challenge your claim and disallow the expense.
What Can You Claim Tax Back on as a Business Owner?
You can usually claim the following as allowable business expenses:
- Office and premises costs: You can claim rent for business premises, business rates, utilities, internet and phone bills. If you work from home, you may claim a proportion of household costs or use HMRC’s simplified flat rate method.
- Staff costs: Salaries, employer National Insurance contributions, pension contributions and the cost of staff training are generally allowable because they support business activities.
- Travel and accommodation: Train fares, flights, hotel stays and mileage can be claimed when they are wholly for business purposes. Travel to a temporary workplace is usually allowable. Commuting to a permanent place of work is not.
- Professional fees: Accountancy fees, legal advice and specialist consultancy are typically allowable as they support business operations and compliance.
- Marketing and advertising: Website development, digital advertising, printed materials and branding costs qualify as they are incurred to generate income.
You cannot claim personal expenses. If a cost has both business and personal elements, you must separate the business portion and only claim that part. Most issues with HMRC arise from misunderstandings rather than intention, so clarity here is important.
How to Claim Car Tax Back and Business Vehicle Costs
In most business situations, claiming car tax back means claiming vehicle costs as allowable business expenses. The first step is to establish whether you mean business vehicle expenses or a vehicle excise duty refund, as the rules differ.
There are two main ways to claim business vehicle costs.
- Mileage method: You claim a fixed rate per business mile travelled. This method is straightforward and often suits sole traders or directors using personal vehicles for business purposes. You must keep accurate mileage records to support the claim.
- Actual cost method: You claim a proportion of running costs such as fuel, insurance, servicing and maintenance based on business use. You must calculate the percentage of business use and apply it consistently. This method requires detailed records and may involve capital allowances for vehicle purchases.
Limited companies and sole traders are treated differently. If a company provides a vehicle to a director or employee, it can create a Benefit in Kind charge which may increase personal tax. Sole traders using their own car typically claim mileage or a business proportion of costs.
Choosing the correct method affects both your tax position and your cash flow.
HMRC Claim Tax Back: How the Process Works
For most SMEs, the HMRC claim tax back process happens through your normal tax return. You do not usually complete a separate refund form.
In simple terms:
- You record your allowable business expenses and keep supporting evidence.
- You submit your Corporation Tax return, Self Assessment return or VAT return.
- HMRC calculates your final tax position based on those figures.
If you have overpaid tax, HMRC may issue a repayment. This can happen if payments on account were too high or if a loss carried back creates a refund.
In other cases, HMRC simply reduces the amount you owe. Claiming tax back often means lowering your tax bill rather than receiving money directly.
Refunds are typically issued within a few weeks once a return is processed, although HMRC may request additional documentation if figures appear unusual.
If you are wondering how to claim back emergency tax, the correction is usually made through your Self Assessment return or through PAYE if you are on payroll.
What Can You Claim Back on Tax as an Employee?
Employees can claim work-related expenses that are necessary for their job and not reimbursed by their employer. This includes professional subscriptions, certain business travel and required uniform costs.
Claims are made directly through HMRC rather than through a business tax return.
If you need to claim back emergency tax as an employee, this usually involves correcting your tax code or submitting a refund request to HMRC.
Summary
Claiming tax back as an SME is about understanding which expenses qualify and reporting them correctly. The key is planning ahead, keeping accurate records and ensuring each claim is genuinely business-related.
If you run a business in York or elsewhere in the UK and would like clear, practical advice on what you can claim and how to structure it correctly, we are happy to help. Let’s talk.
Author ProfileI'm the owner and Managing Director of Mollan & Co Accountants. I'm a skilled and efficient accountant with more than 20 years of experience in the industry.
I developed valuable skills in business and commercialisation through my work in the science and technology departments within the Scottish University sector. Then, in 2001, I formed my own internet-based marketing company, producing and distributing 360° virtual reality tours for the Scottish tourism sector.
I now use my commercial skills, expert tax knowledge and first-hand experience to help other businesses grow and flourish through strong accounting practice.
Our success at Mollan & Co is directly related to the success of our clients.
