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  • HM Revenue & Customs

    Registering for self Assessment and National Insurance Contributions If you are a self-employed sole trade
  • About this Form

    If you are starting out in self-employment you must tell us straightaway.

    If you are not starting within 28 days you cannot register yet.

    National Insurance Number

    • You must have a National Insurance Number before you can register for Self Assessment or self-employment
    • To apply for a National Insurance number Phone Jobcentre Plus on 0345 600 0643
    • You may be asked to go to an interview to confirm your identity.

    Do not fill in this form CWF1 if you want to register:

    • A new partnership , fill in form SA400.
    • As a partner in a Partnership, Fill in form SA401
    • As a director fill in form SA1.
    • Partners who are not individuals ,for example ,companies and trusts should fill in form SA402
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  • 14.Are you a UK resident? If you are not sure how to answer this question , go to www.gov.uk/personal-tax/coming-to-uk

  • If you wish to register and to be paid Gross you wil need to complete form CIS302.For more information,go to www.gov.uk/cis Or phone 0300 200 3210

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  • If you are going to do all your work for 1 person or firm, you may be an employee.To check your employment status,go to www.gov.uk/employment-status-indicator

  • Declaration

  • I declare that:

    • The information I have given on this form is correct and complete to the best of my knowledge and  belief 
    • I will tell HMRC straightaway If my Self Assessment or Self-Employment circumstances change in a way that affects the answers I have given on this form
  • Clear
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  • Should be Empty: