Business & Accounting
Company Tax Returns and Corporation Tax
If you manage a limited company in the UK, you are legally responsible for paying corporation tax and managing company tax returns. At Hysons, Chartered Accountants, we are experts in supporting services for all organisations, from newly formed companies to long-running businesses.
Using the information your bookkeepers provide, we can calculate and complete the management of company tax returns and corporation tax payments. Alternatively, we also offer full business bookkeeping support to provide a fully managed service.
With our support, companies can navigate performance and goals with a solid financial platform upon which to build.
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Who Needs To Pay A Corporation Tax Return?
Corporation tax must be paid on all profits made from running a limited company as a way to ensure the government is receiving the correct investment from UK businesses. In addition to covering money made in the form of profits, corporate tax is also calculated based on money made from selling assets or investments. To summarise, the tax applies to any profits made after expenses and overheads and must be paid within nine months of a financial year-end.
Aside from UK companies, corporation tax must also be paid by foreign companies who have UK offices.

When Do I Need To File Company Tax Return Paperwork?
Corporation tax is calculated as part of year-end financials. The deadline for this is twelve months after the end of an accounting period. However, the corporate tax return deadline is nine months after year end, proving how essential it is to get things processed rapidly at the end of a financial year.
12
months after the end of an accounting period to file year-end financials
9
months after year end for the corporate tax return deadline
What’s Included Within a Company Tax Return?
There are a few pieces of information required for a company tax return, and each must be accurate. Our team can help collate all of this as well as manage the duties that go into getting each one ready for submission.
How To File Your Company Tax Return
You can submit your company tax return information and pay it online via the official government database. While bookkeepers can submit accounting information, as they are not qualified accountants based on our experience, they can run into problems. Ensuring accurate and correct information is essential to ensure a business isn’t met with our costly fines.
At Hysons, we can manage the entire process from data collection through to submission.
Late Submission Of Company Tax Returns
When you work with the Hysons team, late submissions are never anything you have to worry about. As long as you submit all information to us as soon as the tax year has ended, we can guarantee that deadlines will be met.
If you submit a company tax return late, penalties range from £100 for being one day late to a 10% penalty for any unpaid tax for being a year late.
Why Choose Hysons As Your Tax Return Accountants?
Corporation Tax Returns In Andover
There are many benefits of choosing Hysons to help with your corporation tax return:
Why Hysons
Why Choose Hysons?
Hysons can perform audits for small and medium businesses as part of our business accounting services. While you focus on running your business, our team of qualified chartered accountants will look for ways to improve your finances, utilising our extensive knowledge and understanding of the ever-changing financial legislation to provide a comprehensive and detailed audit.

FAQS
Questions, answered
Can't find what you're looking for? Our team is happy to talk through your specific requirements.
Your CT600 (company tax return) must be filed with HMRC within 12 months of the end of your accounting period. However, your Corporation Tax payment is due earlier, at 9 months and 1 day after your accounting period ends. Missing either deadline results in automatic penalties and interest charges.
Yes. Even if your company made a loss or no profit, HMRC still requires a CT600 to be filed. Losses can be valuable for future tax planning, and failure to file regardless of profitability will result in late filing penalties starting at £100.
For the 2025/26 tax year, the main rate of Corporation Tax is 25% for companies with profits over £250,000. Companies with profits of £50,000 or below pay at the small profits rate of 19%. Businesses with profits between these thresholds benefit from marginal relief, which gradually increases the effective rate. We can advise on how to structure your business to minimise your Corporation Tax liability.
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We provide practical accounting support for businesses at every stage, helping you stay organised, compliant and financially prepared.
Book A Free Tax Return Consultation
he best way to start managing corporate tax professionally is with our free consultation. During this session, we can suggest initial ideas to reduce tax, share how we can sort tax returns, and advise on future business development needs you may want to consider.
Our Andover accountants are ready and waiting to showcase how Hysons can transform the way you manage your corporation tax return.
Contact us now to book a free consultation.
