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Click ‘Get Form’ to open the sa1 form in the editor.
Begin by filling out the 'About You' section. Enter your title, date of birth, surname, first name(s), and any previous surname if applicable. Ensure you use capital letters as instructed.
Provide your address details, including postcode and National Insurance number (NINO). If you do not have a NINO, follow the instructions provided to obtain one.
In the 'Why do you need to complete a tax return?' section, tick the relevant boxes that apply to your situation and enter the corresponding dates.
Complete your declaration by signing and dating it at the bottom of the form. Make sure all information is accurate before submission.
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Versions	Form popularity	Fillable & printable
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2009	4.8 Satisfied (54 Votes)

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Where do I send my SA1 form?

Please send your completed form to: Central Agent Authorisation Team, National Insurance Contributions Office, Benton Park View, Newcastle upon Tyne, NE98 1ZZ.

Can agents register a client for self assessment?

Register for Self Assessment for Agents Agents must register for, or already be registered for, Self Assessment for Agents before they can use this service. This is also known as getting an agent code - HMRC allocates the agent a Self Assessment agent code, in the format A12345.

Can an agent complete SA1?

Agents can use their agent credentials to complete the online SA1 on behalf of clients through their Government Gateway account, the turnaround for this service is 10 working days.\u201d HMRC has confirmed that agent credentials can be used to access the online SA1 form and submit a registration on behalf of a client.

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What is form SA1 for?

An SA1 form is a document that registers a person for self assessment tax returns. It's used by people who aren't self-employed, but need to register for other reasons.

What happens after submitting SA1?

What happens after I submit an SA1 form? Once you have registered, HMRC will send you a Unique Taxpayer Reference (UTR) number. You'll need to submit an annual Self Assessment tax return each year, unless your situation changes.

What is an SA1 form?

An SA1 form is a document that registers a person for self assessment tax returns. It's used by people who aren't self-employed, but need to register for other reasons. All you need to do is download the SA1 form and fill in the bits we've highlighted for you. Download the HMRC SA1 Form.

Can an agent complete SA1?

Agents can use their agent credentials to complete the online SA1 on behalf of clients through their Government Gateway account, the turnaround for this service is 10 working days.\u201d HMRC has confirmed that agent credentials can be used to access the online SA1 form and submit a registration on behalf of a client.

How do you complete SA1?

The easiest way to fill in a SA1 form is to go online to the . GOV website here. To fill in the form, you'll need to have a personal tax account but you'll be prompted to either set one up or login to your existing one before you can access the form (here's what to do if you've lost your user ID or password).

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