Westpac, NAB, CBA Push for ATO Data Access to Combat AI-Doctored Mortgage Documents
Australian Financial Review
ENRICHED
Details
- Date Published
- 20 July 2026
- Priority Score
- 2
- Australian
- Yes
- Created
- 21 July 2026, 02:00 am
Description
Bankers appearing before a Senate committee called for access to mortgage borrowers’ tax data, to avoid the growing risk of AI-generated fake documents.
Summary
Major Australian banks are advocating for direct access to Australian Taxation Office (ATO) data to mitigate the growing threat of AI-generated fraudulent documentation in mortgage applications. This push highlights the erosion of traditional identity and verification systems due to the democratisation of high-fidelity synthetic media and AI-enabled forgery. While focused on financial fraud, the development underscores broader concerns regarding the loss of information integrity, which is a key component of systemic societal stability and AI governance. It represents a significant case of Australian corporate and legislative bodies responding to immediate frontier AI risks through structural data infrastructure changes.
Body
CompaniesFinancial ServicesHome loansPrint articleJames EyersSenior ReporterJul 20, 2026 – 2.07pmMajor banks warn that a flood of fraudulent loan applications across the sector will get worse unless they can securely access tax data to verify a borrower’s income instead of relying on documents that can be easily faked using artificial intelligence.The warning came after The Australian Financial Review blew the lid on the scandal in February, revealing that Commonwealth Bank and National Australia Bank had both begun investigations into their level of exposure.Loading...SaveLog in or Subscribe to save articleShareCopy linkCopiedEmailLinkedInTwitterFacebookCopy linkCopiedShare via...Gift this articleSubscribe to gift this articleGift 5 articles to anyone you choose each month when you subscribe.Subscribe nowAlready a subscriber? LoginLicense articleRead MoreHome loansScamsBig fourAICommonwealth BankNational Australia BankWestpac Banking CorporationMortgage brokersResidential propertyOpen bankingATOAndrew BraggSimon BirminghamFetching latest articles