More information

If you need more information about TFNs, Australian residency for tax purposes or would like to update your details:

• visit Tax file number
• visit International tax for individuals
• refer to Update your details.

Alternatively, you can phone +61 2 6216 1111 between 8.00am and 5.00pm (Australian Eastern Standard Time or Eastern Daylight-saving Time) Monday to Friday and ask to be transferred to Personal tax enquiries.

If you phone us, we need to know we are talking to the right person before we can discuss your tax affairs. We’ll ask for details only you, or someone you’ve authorised, would know. An authorised contact (nominated representative) is someone you’ve previously told us can act on your behalf.

If you do not speak English well and need help from the ATO, phone the Translating and Interpreting Service on +61 3 9268 8332.

If you are deaf, or have a hearing or speech impairment, phone the ATO through the National Relay Service (NRS) on the numbers listed below:

• TTY users, phone +61 7 3815 7799 and ask for the ATO number you need
• Speak and Listen (speech-to-speech relay) users, phone +61 7 3815 8000 and ask for the ATO number you need
• internet relay users, connect to the NRS on relayservice.gov.auExternal Link and ask for the ATO number you need.