Find Corporation Tax Accountants in the UK
Corporation Tax is paid by UK companies on taxable profits. The calculation can involve allowable expenses, capital allowances, losses, associated-company rules, and relief claims. Confirm that a prospective accountant will handle both the accounts and CT600 workflow, and clarify who monitors filing and payment deadlines.
General guidance reviewed 12 July 2026 · How we review content
Browse Public-Record ListingsWhat to Check Before Hiring
The right corporation tax accountant should be clear about scope, records needed, deadlines, and how they keep you compliant after the first conversation.
Company size and profit band experience
Capital allowance and R&D awareness
Accounts and CT600 filing process
Pricing Context
Corporation tax support is usually bundled with annual accounts for small companies, but advisory work and complex relief claims are priced separately.
Compliance Context
Confirm who handles Companies House accounts, HMRC CT600 filing, iXBRL tagging, and reminders for the 9 months plus 1 day payment deadline.
Corporation Tax FAQs
What is the current Corporation Tax rate?
For the 2026/27 financial year, the main Corporation Tax rate is 25% for companies with profits over £250,000. A small profits rate of 19% applies to companies with profits under £50,000, with marginal relief for profits between £50,000 and £250,000.
When is Corporation Tax due?
Corporation Tax is normally due 9 months and one day after your accounting period ends. Your Corporation Tax return must be filed within 12 months of the end of your accounting period.
Can I reduce my Corporation Tax bill?
Yes, there are many legitimate ways to reduce Corporation Tax including claiming all allowable business expenses, capital allowances on equipment, R&D tax credits, pension contributions, and charitable donations.
Check the official guidance
Need help with Corporation Tax?
Connect with corporation tax specialists in your area. Compare profiles, review information where available, and get in touch directly.