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Self Assessment tax returns - deadlines, who must send a tax return, penalties, corrections and returns for someone who has died.
Self Assessment is a system HM Revenue and Customs (HMRC) uses to collect…
You must send a tax return if, in the last tax year (6 April to 5 April),…
You must tell HMRC by 5 October if you need to complete a tax return for…
You can send a tax return by either: submitting an online return sending a…
You must tell HMRC as soon as possible if you believe you no longer need…
HM Revenue and Customs (HMRC) must receive your tax return and any money…
You’ll get a penalty if you need to complete a tax return and you: send…
You can make a change to a tax return after you filed it, for example…
You may be able to get a tax refund (also known as a ‘repayment’ or…
Find out what support is available to help you fill in your tax return and…
If you’re the ‘personal representative’ (an executor or administrator) for…
Guidance on how to spot errors with your individualised learner record (ILR) data and how to resolve them.
Millions of taxpayers filed their Self Assessment tax return for the 2024 to 2025 tax year by the deadline.
How to complete and submit an Other Interest (OI) return using the HMRC spreadsheet or electronic flat text file.
Annual return form AR21, ballots and industrial action spreadsheet, statement to members, notice to members and membership audit certificate (MAC).
Annual return form AR27, with guidance for completion.
Failing to meet your obligations can lead to serious consequences, including criminal charges, civil penalties or other action against you or the company.
Apply to give up (renounce) your British citizenship or status - ‘declaration of renunciation’
How to prepare a Company Tax Return for your limited company or unincorporated association - deadlines, corrections and penalties
Don’t include personal or financial information like your National Insurance number or credit card details.
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