What Records Do I Need for My Company Tax Return?
Complete checklist of records and documents needed for CT600 filing. How long to keep them, what HMRC expects, and how to organize everything.
Plain-English guides to UK Corporation Tax and CT600 filing.
Complete checklist of records and documents needed for CT600 filing. How long to keep them, what HMRC expects, and how to organize everything.
HMRC is shutting down its free CT600 filing service in March 2026. Here's what's changing, why it matters, and what your options are going forward.
A jargon-free explanation of the CT600 Corporation Tax return — what it is, who needs to file one, what goes in it, and how to submit it to HMRC.