If you’re ever googled “what do accountants do?”, you’re not alone. Most UK business owners think accountants just file a tax return once a year and send an involvement in January.
The reality is different. Accountants work with a range of businesses, including limited companies, sole traders, and growing SMEs across the UK. A good accountant keeps you compliant, but that’s the baseline. The real value is in legally saving you tax, stopping cash flow problems before they hit, and giving you numbers you can actually use to grow.
Here’s what accountants actually do, and which services matter most for your business right now.
Core Compliance: Staying Legal With HMRC And Companies House
Miss a deadline, and HMRC penalties start fast. Compliance is the foundation on which everything else is built.
What Accountants Handle For You
- Corporation Tax returns + CT600 for limited companies. Filed 9 months after year-end. Accountants calculate taxable profit, claim all allowable expenses, and make sure you don’t overpay.
- Self Assessment tax returns for sole traders and directors. Deadline 31 January. Accountants report all income and expenses so HMRC doesn’t query it later.
- VAT returns through Making Tax Digital if turnover is 90,000+ or you’re voluntarily registered. Quarterly filings, Flat Rate vs Standard scheme checks, error correction.
- Companies House filings: Annual accounts and Confirmation Statements. Late filing risks 150 fines and your company being struck off.
Bookkeeping And Accounts: Turning Data Into Decisions
Accounts tell the story of your business in numbers. Without them, you’re guessing.
What Accountants Do Day To Day
- Cloud bookkeeping in Xero, QuickBooks, or Sage. The bank feeds auto-import, accountant categorize transactions, and chase missing receipts.
- Monthly management accounts so you see profit, cash position, and trends before year-end. No surprise in January.
- Year-end statutory accounts prepared for UK GAAP for Companies House and shareholders.
- VAT + payroll reconciliations so what’s in your books matches what HMRC has received.
Up-to-date books mean you can make decisions in March, not wait until next January. Pricing, spending – all of it gets easier when the numbers are real.
Payroll And Employee Taxes: Pay Staff Right, Avoid HMRC Fines
If you have employees, payroll deadlines are monthly, and HMRC is strict.
What Payroll Services Cover
- PAYE processing: Calculate wages, tax, national insurance, and student loans. Submit FPS and EPS to HMRC every pay run.
- Auto-enrolment pensions and 3-year re-enrolment duties.
- P11D benefits reporting for company cars, private health, etc.
- CIS for construction firms: Contractor deductions and monthly CIS returns.
One payroll error and HMRC interest starts immediately. Outsourcing removes the admin and keeps your team paid accurately.
Tax Planning: Where You Actually Save Money
Filing returns looks backward. Planning looks forward. This is where a good accountant pays for itself.
How To Reduce Your Tax Legally
- Business structure: Sole trader vs limited company vs LLP. The right structure can save 3k-10k+ per year in tax and NI.
- Salary vs dividends for directors. Accountants model the most tax-efficient mix every tax year.
- VAT planning: Flat Rate vs standard, Cash Accounting, partial exemption. Small changes cut your VAT bill.
- Capital allowance + R&D tax credits: Claims relief on equipment, vehicles, and innovation. Last month we helped a Manchester e-commerce client reclaim 14,200 in R&D tax credits they didn’t know they qualified for.
- Exit planning: Selling shares or the business? Accountants plan for Business Assets Disposal Relief to cut Capital Gains Tax.
Thinking about tax in January is too late. Planning in April saves you thousands.
Cash Flow And Finance Support: Profit Means Nothing If Cash Is Tight
82% of business failures are cash flow problems, not profit problems. Accountants help you see issues 3 months early.
What Accountants Provide
- 13-week cash flow forecasts to predict shortfalls before payroll hits.
- Budget and KPIs: Revenue targets, gross margin, debtor days, profit per job.
- Funding applications: Accounts, forecasts, business plans for banks, investors, or loans.
- Cost reviews: Accountants spot where margins leak – suppliers, overheads, pricing.
You can’t pay HMRC or staff with “paper profit”. Cash flow forecasting keeps you in control.
Year-End Strategy: Your Annual Business Health Check
Year-end isn’t just about accounts. It’s your chance to plan the next 12 months.
What Happens At Year-End
- Tax planning before 5 April: Use pensions, allowances, and timing of income/expenses.
- Board pack with KPIs: Clear dashboards so you and any investors see what’s working.
- Growth advice: Hire? Expends? New location? Accountants run the numbers so you decide with data, not gut feel.
Good accountants don’t just report history. They help you write the next chapter.
What Accountants Don’t Do
Accountants can’t make illegal income “tax-free. They won’t guess numbers if records are missing. And can’t fix 3 years of messy books the day before the deadlines.
Accountant job is to work with you all year so tax time is simple. No stress, no surprises.
How RMA Accountants Supports UK Businesses
Every business is different. Our support is tailored, not one-size-fits-all.
- Fixed monthly fee: No surprise bills. You know what you pay from month one.
Cloud accounting setup: Bank feeds, receipt capture, real-time data in Xero or QuickBooks.
- Proactive advice: Quarterly review calls. We call you with ideas, you don’t chase us in January.
- HMRC liaison: Letter from HMRC? We handle it. You focus on your business.
- Sector experience: Trades, agencies, e-commerce, property, professional services. We know the rules for your industry.
Get in touch with RMA Accountants LTD if you need an accountant.
Conclusion
So, what do accountants do? They keep your complaint, cut your tax legally, and give you financial clarity to grow with confidence.
At RMA Accountants, we’re not just your year-end filer. We’re your finance partner. From bookkeeping to board-level advice, our goal is to remove the stress of finance so you can focus on what you do best.
Book a free 15-minute review this week
We’ll review your last accounts and show you 3 specific ways to reduce tax or save admin time. No sales pitch. Just straight advice you can use.
FAQs: What Does An Accountant Do?
Do I need an Accountant as a sole trader?
Yes, if the profit is over 1000 or you want to claim expenses correctly. We handle Self-assessment so you don’t overpay HMRC.
How much does an accountant cost in the UK?
At RMA we use fixed monthly fees. No hourly rates or surprise invoices. The fee is usually less than what you’d lose to missed deductions or HMRC penalties.
What’s the difference between bookkeeping and accounting?
Bookkeeping is daily data entry. Accounting turns that data into tax returns, forecasts, and business advice. RMA does both.
