You’ve finally hired an accountant to take care of your books – but the monthly invoice is not what you were expecting. You’re surprised that the cost of accountants for small businesses is more than what you had bargained for. While outsourcing or hiring an accountant can save time and stress, many small business owners in the UK are unaware of hidden or variable accounting costs. But worry not! In this article, we help you understand the hidden costs in accounting and what small and medium-sized businesses should know before deciding to hire or outsource accountants.

True Cost of Accountant for Small Business

The monthly accounting fees for small businesses can start from as low as £50. However, the average cost of an accountant for a small business in the UK can vary widely depending on what’s included in your package. Typically, the average cost of accountant for small business can vary between £100 and £150.

  • Basic bookkeeping and tax returns: £50–£150 per month
  • Full-service accounting (including VAT, payroll, year-end filings): £200–£500 per month
  • Comprehensive advisory or larger firms: £500–£1,000+ per month

On average, accounting fees for small businesses in the UK range from £50 to £150 per month, but that often covers only basic bookkeeping or tax returns.

Hidden Accounting Fees for Small Businesses in the UK

There are several layers to the costs incurred by a small business on its accounting functions. Some of these cost factors tend to be overlooked by business owners while budgeting or making plans. In this section, we list some of the items which may not be included in the standard accounting package for small businesses in the UK.

  1. Software and Platform Fees
    Some providers may bill cloud accounting platforms (like Xero, QuickBooks, etc.) separately.
  2. Year-end Adjustments & Filings
    Year-end accounts and tax return submissions often fall outside monthly bookkeeping packages.
  3. Per-hour consultations
    Some accountants charge extra for phone calls, strategic advice, or meetings outside the agreed scope.
  4. Correction of historical errors
    Fixing past discrepancies may lead to additional billable hours.
  5. Payroll and VAT returns
    Many small businesses assume payroll or VAT filings are included. Often, they’re not.
  6. Business growth costs
    As your turnover or number of transactions increases, so do your accounting fees – something many small businesses don’t anticipate.

Avoiding Hidden Accounting Fees for Small Businesses

Hidden charges in accountant services for small businesses can adversely impact their profitability and sustainability in the long run. Clear pricing models are essential to maintaining trust and for precise financial planning.

When comparing accountant services for small business prices, always ask for a full breakdown of what’s included. Follow the actionable tips given below to ensure you avoid hidden accounting fees for small businesses.

  1. Detailed Service Agreements
    Always ask for a detailed service agreement which mentions all the inclusions in your accounting package, with the time period of service specified clearly. Also, make sure the exclusions are explicitly mentioned.
  2. Fixed and Variable Pricing
    Many service providers offer a fixed fee as well as variable options. When selecting the service model suited to your business, ensure that you know what is included in the packages. While a fixed fee model helps you budget more precisely, variable models account for unexpected requirements.
  3. Latest Technology and Tools
    Select a service partner who leverages technology to the full extent. Automation leads to reduced man-hours and, consequently, less accounting costs.
  4. Periodic Plan Review
    Review your plan at regular intervals.
  5. Transparent Service Provider
    Opt for a transparent service provider to ensure there is transparency in the process throughout. This will help you avoid hidden accounting costs and increase profit margins.

What Fair & Transparent Pricing Looks Like

A fair and transparent pricing model generally has the following features:

  • All basic accounting tasks are included and mentioned clearly
  • Activities are explicitly mentioned (like VAT, payroll, year-end, etc.)
  • Add–ons are clearly listed
  • Optional services like advisory are listed and priced separately

On top of this, the line of communication is always clear and open between the business and the service provider so that any grievances can be addressed on time.

Final Thoughts

All small businesses should look beyond the headline cost and review the cost of an accountant for a small business in detail with their service provider. Choosing a service provider who offers clear pricing and open communication will save you money and headaches in the long run. If you’d like to understand what a transparent accounting package looks like, explore our accounting services.