Changes and issues affecting the Corporation Tax online service
Find out how changes and issues may affect the way you should file your Company Tax Return.
Super-deductionService andissues
Annual 50%investment first-year allowances
allowance
BetweenThe 1Autumn AprilBudget 2021 andextended 31the Marchannual 2023,investment companiesallowance canprovisional claim£1 themillion newcap capitaluntil allowances31 forMarch qualifying2023. expenditureThe onextension newof plantthe andtemporary machinery.
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The Corporation Tax online service will not be updated to supportreflect thethis newchange allowancesby until30 AprilJune 2022. IfYou can file online before the service is updated if you’re filing a return and you do not need to reportclaim thesethis newadditional reliefs,annual continueinvestment allowance.
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Last updated 6 April 2022 + show all updates
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The page has been updated with the latest changes and issues.
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First published.