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Find out how to work out payments and when you should make them if your company’s annual taxable profits are over £20 million.
How to claim the new merged scheme R&D expenditure credit (RDEC) and enhanced R&D intensive support for accounting periods beginning on or after 1 April 2024.
Find out when HMRC may charge your company interest for not paying the right amount of Corporation Tax or for paying late.
Find out if your work qualifies as Research and Development (R&D) for tax purposes and avoid common mistakes.
Use this form to provide evidence to support your Company Tax Return if you're claiming creative industry tax reliefs for Corporation Tax.
Find out when your company may be charged a Corporation Tax penalty and how they are calculated.
Check if your company can pay a reduced rate of 10% Corporate Tax if it exploits patented inventions and innovations.
What you need to do or know if your company is sold, stops trading or is being wound up for Corporation Tax purposes.
Find out if your creative industry company qualifies for Corporation Tax Relief and how to make a claim.
Find out about changes to Corporation Tax relief on goodwill and relevant assets if you're a business or tax agent.
Group Payment Arrangements let groups of companies save money by making joint payments of Corporation Tax.
Find out how to register for Corporation Tax as a non-resident company if you have sold, gifted or transferred interests in UK property or land.
See the Indexation Allowance rates for 2017, to calculate the chargeable gains of companies or organisations.
Find out if you qualify for Theatre Tax Relief for Corporation Tax and what you can claim.
Find out if you qualify for Corporation Tax Film Tax Relief and what you can claim.
Find out about paying Corporation Tax, instead of Income Tax, if you’re a non-UK resident company with UK property income.
Find out what the Corporation Tax for Agents online service is for, what you can do in the service and how to do it.
Submit a full return if your company’s or group’s interest deductions and financing costs are restricted, or an abbreviated return if they are not.
How changes and issues may affect the way you should file your Company Tax Return.
Find out why penalty determinations are issued and what to do if you receive one.
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