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Sign in and send your Self Assessment tax return online.
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 register for Self Assessment if you have to send a tax return and…
You must tell HMRC if you believe you no longer need to send a tax return.…
HM Revenue and Customs (HMRC) must receive your tax return and any money…
You’ll get a penalty if you need to send a tax return and you miss the…
You can make a change to a tax return after you filed it, for example…
If you need help with Self Assessment, you can: appoint someone to fill in…
If you’re the ‘personal representative’ (an executor or administrator) for…
Register for Annual Tax on Enveloped Dwellings (ATED) service to submit your returns online.
File your Company Tax Return with HMRC, and your company accounts with Companies House
Log in to HMRC's Stamp Taxes Online service to file your SDLT return as a solicitor, agent or legal conveyancer
Find out if you can use the free online filing service to file your Company Tax Return with HMRC and accounts with Companies House.
When you do and do not have to offer a refund, repair or replacement, unconditional refunds for online purchases, and penalties for deceiving customers
How to file company information - including directors, registered office and shareholders in your confirmation statement (previously AR01 annual return)
Use this service to submit your Bingo Duty return to HMRC.
If you or your client are registered for Landfill Tax you'll need to send a return for each accounting period.
How to do a VAT Return, pay your VAT bill, correct errors in your VAT Return, what to do if you're late with your return or payment.
Find out about sending a Stamp Duty Land Tax (SDLT) return, late filing penalties, amending a return and applying for a refund.
Use the online service to send your Insurance Premium Tax Return.
Use form SA900 to file a Trust and Estate Tax Return.
Sign in or set up a personal or business tax account, Self Assessment, Corporation Tax, PAYE for employers, VAT and other services.
Use this service to submit your Aggregates Levy return to HMRC.
When and how to submit a return and how to make an amendment after it’s been submitted.
Use form SA800 to file a Partnership Tax Return.
Find out what the Self Assessment for Agents online service is for, what you can do in the service and how to do it.
If you’ve missed Self Assessment deadlines get an estimate of how much you’ll need to pay in penalties and interest
Don’t include personal or financial information like your National Insurance number or credit card details.
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