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Business Tax Services
Work with a Specialist Business Tax Accountant
A business tax accountant gives you control over corporation tax, VAT, payroll and HMRC obligations so you can focus on running your business. Our team includes ACA and FCCA-qualified chartered accountants, chartered tax advisers and former HMRC inspectors. We help small businesses, limited companies, partnerships and contractors deal with tax clearly and confidently across the UK.
- Business tax support matched to how you trade and what you earn
- Corporation tax, VAT, PAYE and CIS handled properly from the start
- Support for owner-managed companies, sole traders and partnerships
- Online, phone and in-person appointments across the UK
Book a Consultation for Business Tax Services
Business tax gets harder as a company grows
Where Business Tax Problems Usually Start
Rapid Business Growth
Growth brings new tax obligations before the business has the systems to manage them. A company that crosses the £250,000 profit threshold moves from 19% to 25% corporation tax. Without planning, the cash flow impact catches owners off guard.
VAT Pressure
Businesses must register for VAT once taxable turnover exceeds £90,000 in any rolling 12-month period. Late registration triggers backdated liability and potential penalties. Choosing the wrong VAT scheme can cost thousands over a single year.
Paying Directors and Staff
Salary, dividends, PAYE and benefits in kind each carry different tax and National Insurance consequences. Getting the split wrong means either overpaying tax or creating a reporting error that HMRC can pick up during a compliance check.
Contractor and CIS Issues
Construction businesses must verify subcontractors with HMRC, apply the correct CIS deduction rate (20% or 30%) and submit monthly returns. Mistakes with CIS registration or reporting attract penalties and trigger HMRC interest quickly.
Profit Without Planning
A business can look profitable on paper but face a cash crisis when corporation tax is due nine months and one day after the accounting period ends. Without forecasting, owners discover the liability too late to manage it comfortably.
HMRC Enquiries
Many businesses only seek advice after HMRC opens an enquiry. By that point, the position often needs more careful handling. HMRC can open a compliance check into any return within 12 months of the filing date — or longer where it suspects careless or deliberate errors.
Different businesses need different tax support
Business Tax Advice for the Way You Trade
Business tax advice should match how you operate. A sole trader, a contractor and a limited company each face different filing duties, tax rates and planning opportunities. The right small business tax accountant understands these differences and builds advice around them.
01
Small Limited Companies
Support for owner-managed companies dealing with corporation tax returns, director salary and dividend planning, payroll and VAT compliance. The small profits rate of 19% applies to companies earning under £50,000. Above £250,000, the main rate of 25% applies. Between those thresholds, marginal relief reduces the effective rate gradually.
02
Sole Traders
Practical tax advice for self-employed businesses managing profits, allowable expenses and Self Assessment reporting. From April 2026, sole traders earning over £50,000 must comply with Making Tax Digital for Income Tax, which requires quarterly digital updates to HMRC.
03
Partnerships and LLPs
Support where profits, responsibilities and tax reporting must be managed across more than one owner. Each partner files their own Self Assessment return, but the partnership must also submit a partnership return to HMRC covering the allocation of income and expenses.
04
Contractors and CIS
Advice for businesses working under the Construction Industry Scheme or operating through limited companies where IR35 rules affect how income is taxed. Off-payroll working rules (IR35) require medium and large end clients to determine a contractor’s employment status for tax purposes.
The right support is not just about filing returns
How a Business Tax Accountant Helps You Control
Our business tax accountants help you do more than meet deadlines. We help you understand what the business owes, when payments fall due, where tax affects decisions and where risk is building. The best tax accountant for a small business gives owners visibility over the full tax position — not just individual returns.
Corporation Tax Position
From 1 April 2026, all companies must use commercial software to file CT600 returns because the joint HMRC–Companies House online filing service is closing permanently on 31 March 2026. We help businesses transition to compliant software ahead of that deadline.
VAT Compliance
We handle VAT registration, returns and scheme selection so your records, invoicing and payments stay correct as the business grows. HMRC requires all VAT-registered businesses to keep digital records and file returns through MTD-compatible software.
Payroll and PAYE
We keep payroll obligations under control — from PAYE reporting and Real Time Information (RTI) submissions to director salary planning and employer NIC calculations. Late or inaccurate RTI submissions attract penalties from HMRC.
CIS and Industry Rules
We deal with contractor verification, correct deduction rates and monthly CIS returns so construction businesses avoid the penalties and interest that HMRC applies to late or incorrect filings.
HMRC Risk Management
We identify compliance weak points before they become HMRC enquiries. Where earlier filings contain errors, we advise on the best approach — including voluntary disclosure where appropriate, which typically attracts lower penalties than errors HMRC discovers itself.
Tax-Aware Decisions
We help with timing, structure and planning so tax is considered before decisions are made — not after. That includes advice on extracting profits, capital expenditure timing, the £1 million AIA and business capital gains reliefs like BADR, which taxes qualifying gains at 10% up to a £1 million.
Good business tax advice protects more than compliance
Why a Business Tax Advisor Adds Real Value
Business tax advice is not just about avoiding penalties. It affects how much profit the company retains, how directors are paid, how cash flow is managed and how confidently the business can grow. A good tax accountant for small business helps owners make decisions earlier, with fewer surprises.
Protect Profit
Poor tax handling quietly erodes profit. Missed capital allowance claims, incorrect expense treatment or failure to use marginal relief between the £50,000 and £250,000 thresholds all result in businesses paying more corporation tax than necessary.
Improve Cash Flow
Corporation tax is due nine months and one day after the accounting period ends. VAT is due one calendar month and seven days after each quarter. Understanding these cycles and forecasting liabilities helps businesses avoid unexpected cash pressure.
Make Better Decisions
Tax-aware advice helps owners think clearly about timing, structure and next steps. Whether you are considering a dividend payment, a property purchase through the company or bringing on a new partner, the tax consequences should be part of the decision — not an afterthought.
Where small businesses most often need help
How our Small Business Tax Accountant Can Help
Small businesses usually need a small business tax accountant when the owner is managing too much alone. As turnover grows, tax becomes harder to handle alongside customers, staff and day-to-day operations. The right support keeps compliance on track without slowing the business down.
First-Year Tax Pressure
New businesses often underestimate how quickly obligations accumulate. A limited company must register for corporation tax within three months of starting to trade. VAT registration is required once taxable turnover exceeds £90,000.
Owner Pay & Wages Decisions
The most tax-efficient way to pay yourself depends on your company's profits, your personal tax position and current National Insurance thresholds. We help directors find the right balance between salary, dividends and pension contributions each tax year.
Record-Keeping Gaps
HMRC can impose penalties of up to £3,000 for failure to keep adequate records. Weak bookkeeping also makes VAT returns less reliable and Self Assessment filings harder to defend if HMRC asks questions. We help small businesses set up systems that work from day one.
Late Filing Risk & Penalties
A late Company Tax Return attracts a £100 penalty — even if no tax is owed. A return that is three months late attracts a second £100 penalty. At six months, HMRC estimates the tax due and adds 10% of that amount. At 12 months, a further 10% is added.
Flexible support across the UK
Speak Online, by Phone or In Person
We offer flexible appointments for business tax clients across the UK. You can speak to a tax accountant for small business online, by phone or in person depending on your needs. Many clients begin with a remote consultation and continue through secure document sharing and direct adviser support.
Get business tax support quickly without waiting for an office meeting. We use secure video calls to work with clients anywhere in UK.
Arrange a face-to-face meeting where the matter is detailed or decisions need to be worked through carefully.
Send an enquiry, book a consultation or call our team to discuss what support your business needs.
Trusted by clients across the UK
What Clients Say About Our Business Tax Support
Clients work with us when they want business tax advice that is clear, commercially aware and carefully handled. They value practical guidance, responsive support and greater confidence in how their tax affairs are managed.
We needed clear business tax advice on corporation tax, VAT and payroll as the company grew, and the team gave us exactly that. Their guidance was practical, commercially aware and easy to act on, and they helped us deal with everything in a far more organised and confident way.
Quentin White
Managing Director
Tax Accountant helped us with business tax returns, VAT questions and an HMRC issue that had started to become stressful. They explained the position clearly, responded quickly and gave us the confidence that our business tax affairs were being handled properly.
Ethan Patel
Small Business Owner
Your Questions - Our Answers
We are here to help you with any questions you may have
What does a business tax accountant do?
A business tax accountant helps companies, sole traders and partnerships manage their tax returns, HMRC reporting and compliance obligations. This typically includes corporation tax, VAT, payroll, CIS and business tax planning. For limited companies, the accountant prepares and files the CT600 Company Tax Return and statutory accounts. The real value goes beyond filing deadlines. A specialist business tax accountant identifies where the business is overpaying tax, where reporting risks exist and where HMRC is most likely to raise questions — before those issues become more costly to resolve.
When should I speak to a business tax advisor?
You should speak to a business tax advisor when the business starts growing, takes on staff, approaches the £90,000 VAT threshold, pays directors or receives any letter from HMRC. Many businesses also need advice when they change structure — for example, moving from sole trader to limited company. Earlier advice almost always costs less than fixing problems after the fact. VAT registration alone has a strict 30-day notification window once you breach the threshold, and late registration can trigger backdated VAT liability plus penalties.
Do I need a small business tax accountant?
Most small businesses benefit from a small business tax accountant once VAT, payroll, corporation tax and Self Assessment deadlines begin overlapping. This typically happens once turnover exceeds £50,000–£90,000 and the owner is managing compliance alongside customers, staff and day-to-day operations. A specialist accountant keeps returns accurate, claims all allowable reliefs and ensures the business avoids the fixed penalties that HMRC applies automatically for late or incorrect filings — even where no tax is actually owed.
Can a business tax accountant help with Corporation Tax?
Yes. A business tax accountant prepares corporation tax calculations, files the CT600 return and advises on payment dates, capital allowances and reliefs. Companies pay corporation tax at 19% on profits up to £50,000 and 25% on profits above £250,000, with marginal relief applying between those thresholds. Corporation tax is due nine months and one day after the accounting period ends, and the CT600 must be filed within 12 months. From 1 April 2026, all companies must file CT600 returns using commercial software because the joint HMRC–Companies House online service closes permanently on 31 March 2026
Can a business tax advisor help with VAT and payroll?
Yes. A business tax advisor handles VAT registration, quarterly VAT returns, scheme selection and MTD-compliant digital record-keeping. For payroll, we manage PAYE registration, Real Time Information (RTI) submissions, director salary planning and employer National Insurance calculations. Businesses must register for VAT when taxable turnover exceeds £90,000 in any rolling 12-month period. The standard VAT rate is 20%. Employers must submit RTI reports to HMRC on or before each payday, and late submissions attract penalties once a threshold of missed filings is reached.
Can a business tax accountant help with HMRC enquiries?
Yes. A business tax accountant helps you understand what HMRC is asking for, what information must be provided and whether the enquiry points to wider compliance risks. HMRC can open a compliance check into any tax return within 12 months of the filing date under Schedule 36 of the Finance Act 2008. Where HMRC suspects careless or deliberate errors, it can go back up to 6 or 20 years respectively. Voluntary disclosure of errors before HMRC contact typically results in significantly lower penalties — as low as 0% for unprompted, non-deliberate errors — compared with penalties of up to 100% for deliberate and concealed inaccuracies discovered by HMRC.
What is the difference between a business tax accountant and a general accountant?
A general accountant typically handles bookkeeping, annual accounts and basic filing. A business tax accountant focuses specifically on the tax consequences of how the business operates. That includes corporation tax planning, VAT compliance, payroll structuring, CIS obligations and HMRC risk management. When the tax position becomes more complex — for example, where the company has associated companies affecting its small profits threshold, or where IR35 status is in question — a specialist business tax advisor adds more value than routine processing alone.
How much does a business tax accountant cost in the UK?
Small business tax accountant costs depend on the size of the business, the taxes involved and the complexity of the work. A straightforward sole trader or small limited company with no VAT may pay £500–£1,500 per year for accounts and tax return preparation. A business that also needs VAT returns, payroll, CIS and advisory support will pay more. We offer fixed fees for compliance work so there are no surprises. The most important question is whether the advice helps the business avoid penalties, claim the right reliefs and make better tax decisions — the cost of getting it wrong almost always exceeds the cost of proper advice.
What changes do companies need to make before 31 March 2026?
Companies that still use the joint HMRC–Companies House online filing service must switch to commercial software before the service closes permanently on 31 March 2026. From 1 April 2026, all Company Tax Returns (CT600) must be filed using approved software. HMRC advises businesses to save copies of previous returns before the closure date because access through the old service will end. Companies House accounts can still be filed via software, web filing or paper for now, but the direction of travel is clearly toward mandatory digital filing across both organisations.