
Tax diary: October and November 2026
11/09/2026 – 1 October 2026 - Corporation Tax payment is due for companies with an accounting period ending 31 December 2025, unless … More...
At Prometheus Tax we have years of experience handling HMRC
We are also able to offer a wider range of accountancy services
We are able to meet the needs for international tax advice from our largest clients
We can also take care of your UK tax compliance obligations
Our clients cross a wide range of industries across the UK
We are dedicated to reducing the stress and disruption that the tax investigation may bring you
Our specialists can advise you on all tax matters quickly and cost effectively
We support other accountants, lawyers, trust companies and other professional firms in servicing, keeping and winning clients
We are proud never having had reason to use or promote artificial aggressive tax avoidance schemes
Our business is to provide bespoke advice to our clients



11/09/2026 – 1 October 2026 - Corporation Tax payment is due for companies with an accounting period ending 31 December 2025, unless … More...

10/09/2026 – The rate of Corporation Tax payable depends mainly on the level of a company’s taxable profits. The main rate is 25% and … More...

10/09/2026 – Making a trading loss whilst not ideal can sometimes generate a tax refund. If you are a self-employed individual or a … More...

10/09/2026 – A company does not have to be formally closed to become dormant for Corporation Tax. A company is usually considered … More...
Sussex House
Maple Close
Bexhill-on-Sea
East Sussex
TN39 4SU
Phone: 01424 237825
Email: info@prometheus.tax
Web: www.prometheustax.co.uk

