4 years
All these limits apply from the end of the chargeable period. The general rule is that a refund or repayment cannot be claimed more than 4 years after the end of the relevant tax year. For example: if you are claiming a refund for the 2019/20 tax year, you add 4 years to 2020. You must make your claim by 5 April 2024.

How long do I have to submit my corporation tax?

The deadline for your tax return is 12 months after the end of the accounting period it covers. You’ll have to pay a penalty if you miss the deadline. There’s a separate deadline to pay your Corporation Tax bill. It’s usually 9 months and one day after the end of the accounting period.

Can you claim back Corporation Tax if you make a loss?

If your company or organisation is liable for Corporation Tax and makes a loss from trading, the sale or disposal of a capital asset, or on property income, then you may be able to claim relief from Corporation Tax.

Do I have to pay Corporation Tax if I close my company?

If your company or organisation ceases trading or business activity, closes down or is forced to close down, you may still have to file Company Tax Returns and pay Corporation Tax during the closing or winding up process.

Why did I not file tax return for 8 years?

Failing to send a return in on time is almost certainly careless, so they can assess a further two years. However, they need to be able to prove deliberate behaviour before they can assess any more years. I think they’d argue that failure for 8 years (when presumably returns were filed previously) was deliberate behaviour! Prove It!

When did my client not file a tax return?

I have a client who has not filed a tax return since 2005. I have extracted all of the information from him (as best I can) and prepared tax returns for the last 7 years. He does owe tax for all of the years. I am aware that the filing window (of 4 years) has now closed.

Can you file tax return online for 2008 / 09?

Chatting to the catch-up guys (nice folk actually) they said you can online file 2009/10 onwards without much thought other than your registration with them for those years. For 2008/09 you can file a physical copy of the return and figures will be accepted and repaid/charged.

When is an unincorporated organisation considered dormant for corporation tax?

HMRC may also class your unincorporated organisation, such as a members’ club, dormant for Corporation Tax purposes if it is active or trading but it’s due to pay Corporation Tax of less than £100 for an accounting period. Generally your company or organisation is considered to be active for Corporation Tax purposes when it is, for example: