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How to complete supplementary pages CT600E and what information you need to include.
Find out if you qualify for Video Games Tax Relief for Corporation Tax and what you can claim.
Find out if you qualify for Corporation Tax Audio-Visual Expenditure Credits and what you can claim.
Find out how to send a report if you’re a qualifying multinational enterprise (MNE) group.
Find out about making a Company Tax Return, what you need to include and who needs to submit a return.
Find out if you qualify for Museums and Galleries Exhibition Tax Relief for Corporation Tax and what you can claim.
If you operate as a business, find out if you need to include a COVID-19 grant or support payment on your tax return.
Check the availability and any issues affecting the Corporation Tax online service.
Get help if you’re a tax agent or adviser who has clients with capital or revenue expenditure to declare on Self Assessment and Company Tax Returns.
Find out if you qualify for Corporation Tax High-end Television Tax Relief and what you can claim.
Use this guide to complete form CT600 (2008) version 2.
How to complete supplementary pages CT600A and what information you need to include.
Find out if you can apply for advance assurance and what you need, before you claim R&D Corporation Tax relief for small and medium-sized enterprises (SMEs).
Find out information about iXBRL data tagging and taxonomies with practical examples.
Guide to iXBRL including the standard form of iXBRL-tagged presentation of business reports.
Find out if you qualify for Video Games Expenditure Credits for Corporation Tax and what you can claim.
Find out about which version of a taxonomy you should use to file a Company Tax Return.
Find out if you qualify for Corporation Tax Orchestra Tax Relief and what you can claim.
How to complete supplementary pages CT600B and what information you need to include.
How to claim relief on the transfer of assets when your company changes from a private limited company to a sole trader or partnership owned business.
Don’t include personal or financial information like your National Insurance number or credit card details.
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