Registering for your Online Tax Return

HMRC User ID, Password and UTR number Submitting your Self-Assessment to HMRC just became a whole lot easier with GoSimpleTax but knowing how to use your HMRC credentials is still a complicated process where much can go…

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Last Updated: 26th September 2023

HMRC User ID, Password and UTR number

Submitting your Self-Assessment to HMRC just became a whole lot easier with GoSimpleTax but knowing how to use your HMRC credentials is still a complicated process where much can go wrong.

We believe that taxes are not an unsolved mystery, it’s all at your fingertips, so here are 5 simple steps to start filing your taxes today:

1.) register for Self-Assessment at: https://online.hmrc.gov.uk/shortforms/form/SA1
(the form must be printed, signed and posted to HMRC services)

2.) your UTR and activation code will arrive via post within 8 weeks

3.) activate your registry with HMRC within 28 days after receiving the code at:
https://online.hmrc.gov.uk/login

4.) enter https://online.hmrc.gov.uk/home/services – “Services you can add” (menu on the left) and enrol for Self-Assessment.

5.) save your HMRC User ID, Password and UTR (case-sensitive) for years to come

6.) access GoSimpleTax and discover a new free way of filing your return (HMRC approved), know what expenses will help you lower your tax bill and keep all your records online, safe & sound. Ready to file with one click! Free means free. No hidden costs.

Test your credentials using GoSimpleTax’s Authentication Test or https://online.hmrc.gov.uk/login

NOTE: If you’ve entered the wrong User ID or password three times or more, your account will be locked and you won’t be able to use HMRC Online Services for the next two hours.

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Blog content is for information purposes and over time may become outdated, although we do strive to keep it current. It's written to help you understand your Tax's and is not to be relied upon as professional accounting, tax and legal advice due to differences in everyone's circumstances. For additional help please contact our support team or HMRC.

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How GoSimpleTax Works

01.
Register

Simply register for free with your full name and email address.

02.
Select Your Income

Select the income you receive and follow the hints and tips for potential tax savings.

03.
Validate Your Information

Validate your personal information and submit directly to HMRC to get confirmation in just seconds.

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GoSimpleTax’s tax return software uses the information you upload in real time to calculate your income and expenditure, working out the tax you owe and sending you helpful notifications when there’s the possibility of a mistake.

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