Online Sole Trader ABN Cancellation Please fill the form below to cancel your ABN. Cancellation ( abn lookup ) If you are human, leave this field blank. Cancellation Details Enter the ABN to be cancelled From what date do you require your ABN to be cancelled? * Reason for the ABN cancellation * - Please select - Enterprise/business has closed down Enterprise/business has never operated Enterprise/business has been sold Enterprise/business is no longer carried on Australia Change in Business Structure Select the reason that best describes why you are applying for the cancellation of your ABN. Your Details Title * Mr Mrs Ms Miss Given Names * Family Name * Date of Birth * Mobile Number * Email * I have been known by another name previously Previous name * Your Declaration and Important Information I am the ABN holder and I authorise the cancellation of this ABN. I agree to the ABN Cancellation Service Declaration and the Terms and Conditions of the site. Next This cancellation application will be reviewed and submitted by registered agents. Once your ABN is cancelled, you will receive instant email confirmation, followed by a letter from the Australian Business Register.