• Lodge a form by mail

    The following forms are available for your Australian business number (ABN) registration. You will need to quote the reference number in brackets when ordering the form from the Australian Taxation Office.

    Change ABN details

    Change of registration details (NAT 2943)

    Cancel ABN registration

    Application to cancel registration (NAT 2955)

    • Last modified: 15 Apr 2016QC 373