What is the Australia Tax File Number?

In Australia, a Tax File Number (TFN) is issued to individuals and entities (businesses and organizations) as a reference number used for tax and superannuation purposes.

Other Names

• Australian business number
• Portfolio number
• Individual tax return
• Tax file number

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Australia Tax File Number pattern and example

Pattern	Number	Number	Number	Space	Number	Number	Number	Space	Number	Number	Number
Allowed	0-9	0-9	0-9		0-9	0-9	0-9		0-9	0-9	0-9
Example	3	7	5		8	1	4		3	5	6

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Here are some examples of the Australia Tax File Number:

255 345 345
945 234 567
890 785 234
123 908 789
456 098 234
234 786 678
457 908 456
354 896 345
856 896 567
564 905 345
436 895 543

Download Sample (Not Real Data) Australia Tax File Numbers for Testing

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