What this notice is about
The Australian Taxation Office (ATO) published a gazette notice dated 31 August 2026 announcing a data-matching program focused on share transactions.
How data-matching programs work
Under this type of program, the ATO collects data from third parties and matches it against tax returns to identify cases where share transactions may not have been reported correctly.
What the gazette notice does not include
The source page provides only the title, date, and administrative details. The following information is not described in the content available:
- The specific third-party data sources being used
- The number of records involved
- The income years covered by the program
- Any compliance actions planned
Key actions
- Read the full gazette notice at https://www.legislation.gov.au/C2026G00557 - click View document to access the actual notice text, which contains the specific details of what data is being collected and matched.
- If you have bought or sold shares, check that all capital gains or losses from share transactions have been correctly reported in your tax returns, as this data-matching program may flag discrepancies.
- Speak to your accountant or tax agent about whether your share transaction records are complete and correctly reported.
This is a plain-English summary for information only, not legal or compliance advice. Always check the official source or consult a qualified professional.