Corporation Tax
Corporation Tax returns, computations and planning for limited companies. You get accurate filings, the reliefs you are due and a clear view of what your company owes.
What our Corporation Tax service covers
Every limited company has to work out its Corporation Tax, file a CT600 return and pay on time. Beyond the basic compliance, there are reliefs and allowances, such as capital allowances, loss reliefs and R&D relief where it genuinely applies, that can bring the bill down when they are used correctly.
We prepare accurate computations, claim what your company is entitled to, and file everything with HMRC, keeping you informed as we go.
What's included in our Corporation Tax service
Every business is different, but our Corporation Tax service usually includes:
- Corporation Tax computation
- CT600 return preparation and filing
- Capital allowances claims
- Loss relief and group considerations
- Guidance on R&D relief eligibility
- Payment deadline reminders
Who is our Corporation Tax service for?
This service is a good fit if you are:
- Owner-managed limited companies
- Companies with investment in equipment or assets
- Profitable companies wanting to plan ahead
- Companies with losses to relieve
How we help with your Corporation Tax
We make sure your computation is accurate and that every legitimate relief is claimed, so your company pays no more than it should. We explain the figures, flag the payment dates, and plan ahead where your profits or investment plans make it worthwhile.
Corporation Tax rates
| Taxable profits | Rate |
|---|---|
| Up to £50,000 | 19% (small profits rate) |
| £50,000 to £250,000 | 25% with Marginal Relief |
| Over £250,000 | 25% (main rate) |
These figures reflect the position as of October 2026 (2026/27 tax year) and can change at future fiscal events. Always confirm current rates, thresholds and deadlines on GOV.UK or ask us before acting.
The benefits for your business
- Accurate returns filed on time
- Legitimate reliefs and allowances claimed
- No missed payment deadlines
- A clear view of your company tax position
How we work with you
Get in touch
Tell us about your business and what you need. The first conversation is free and there is no obligation.
Understand your needs
We look at your situation, records and deadlines, then agree the work and a fixed fee up front.
Your proposal
You get a clear plan setting out what we will do, when, and what we need from you.
Ongoing support
Once you are happy, we get started and keep in touch through the year, not just at the deadline.
Related services
Common questions about Corporation Tax
For most companies, Corporation Tax is payable 9 months and 1 day after the end of your accounting period, and the CT600 return is due 12 months after the period end. Larger companies may pay in instalments. We track your dates.
Where a company genuinely undertakes qualifying research and development, R&D relief can be valuable. We assess eligibility carefully and only claim where the work and records properly support it.
Get help with Corporation Tax in Newcastle
Tell us what you need and we will reply within one working day with clear, practical next steps.