Tax file number application or enquiry for individuals - Australian ... - ato gov 2026

1. Click ‘Get Form’ to open it in the editor.
2. Begin by filling out your personal details in the first section, including your full name and any previous names if applicable. Ensure you print clearly using block letters.
3. Indicate whether you have ever had a TFN by selecting the appropriate box. If unsure, provide any relevant details where possible.
4. Complete the sections regarding your date of birth, sex, and marital status. If you have a spouse, include their details as well.
5. Provide your current postal address and home address. Make sure these addresses are accurate as your TFN will be sent here.
6. Fill in your proof of identity documents as required. Ensure that all documents are original and unaltered.
7. Review all information for accuracy before signing the declaration at the end of the form. This is crucial to avoid delays in processing.

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