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Corporation Tax Rates

Corporation tax rates on Companies starting 1 April

Rates20172016
Main rate (all profits except ring fence profits) 19%20%
Special rate for unit trusts and open-ended investment companies 20%20%

Your Responsibilities

Action RequiredDeadline
File first accounts with Companies House21 months after the date you register your company with Companies House
File annual accounts with Companies House9 months after your company’s financial year ends
Pay Corporation Tax (if any) 9 months and 1 day after your accounting period ends
File a Company Tax Return (CT600)12 months after your accounting period for Corporation tax ends