• Contact Us

    Telephone, or fax enquiries 

    Address details 

    Telephone or fax enquiries

    When phoning us, you need to be prepared to provide the following details:

    • your telephone number, business, residential, postal or email address (maximum of one)
    • your bank account number (BSB number not required)
    • details from an ATO-generated notice (maximum of two different notices, for example, the sequence number from any notice of assessment issued to you)
    • your personal tax file number.

    You are not legally required to provide your personal tax file number (TFN) however, providing it will make it quicker and easier for us to help you.

    ABN, PAYG and GST for individual and non individual entities

    Business Infoline for general registration enquiries (via the ATO call centre)

    13 28 66 

    Service for hearing and speech-impaired people

    1300 555 727 

    Interpreter service for non-English speaking people

    13 14 50 

    ABR website – for ABN registrations and changes to details

    www.abr.gov.au 

    AUSkey

    General enquiries including registration and technical support

    1300 AUSKEY
    (1300 287 539)

    Pay as you go (PAYG) withholding

    Other enquiries

    13 28 66
    Fax: 1300 139 011 

    Branch registrations only

    1300 130 904 

    GST branching and grouping registration

    Enquiries

    1300 130 904 

    Government entity registration

    Enquiries

    1300 130 904 

    Superannuation funds registrations

    ABN superannuation registrations only

    1300 130 904 

    ABN suppression

    Suppression of ABN only

    Fax: (02) 6250 0737
    Email: ABNSuppressionRequests@ato.gov.au 

    Administrative Appeals Tribunal (AAT)

    Formal review of refused ABN decisions

    1300 366 700 

    Individuals

    Tax file number application enquiries only

    13 28 61 

    If you are calling from overseas, phone +61 2 6216 1111 during our business hours, 8.00am to 5.00pm (Australian Eastern Standard Time or Eastern Daylight-saving Time) and ask for your call to be transferred to the appropriate area within the ATO. Alternatively, you can fax us on +61 2 6216 2830. Other telephone contact numbers may not work from some countries.

    Address details

    Correspondence regarding registration should be sent to:

      Registrar
      Australian Business Register
      PO Box 3373
      PENRITH  NSW  2740

    For address details on where to send a form, refer to address details on the actual form. 

    Suppression

    Requests for suppression of ABN details

    Assistant Registrar
    Australian Business Register
    PO Box 9977
    NEWCASTLE  NSW  2300

    Certified extracts

    Postal address for requests for certified extracts

    Assistant Registrar
    Australian Business Register
    PO Box 341
    NEWCASTLE  NSW  2300

    Back to top

© Commonwealth of Australia