Specifications

The tax file number (TFN) algorithm is a mathematical formula that tests the validity of numbers quoted as TFNs. Its use in software is recommended as it will minimise TFN errors and may reduce the need for contact between your organisation or clients and the ATO.
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A final version of the Transaction of shares and units (Listed Entities) report specification v2.1.0 is now available.
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The accepted specifications and versions for the 2016-17, 2017-18, 2018-19 and 2019-20 financial years. You will be required to use these if you are developing software to lodge electronically. A list of validation tools has also been included.
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The FINAL Quarterly tax file number (QTFN) and Australian business number (ABN) report version 6.2.2 has been released. Due to the changes being minor and informational, only a clean version has been published.
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A Final Electronic reporting specification Transfers of shares and units (Market Participants) report specification v1.2.1 has been released.  Due to the changes being minor and informational, only a clean version has been published.
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The final electronic reporting specification for Annual investment income report (AIIR) PC spreadsheet format version 7.0.2 has been released. Tracked and clean versions of the final specification have been published for your information.
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A Final electronic reporting specification (ERS) Annual Investment Income report (AIIR) version 13.0.2 has been released. Tracked and clean versions have been published for your information.
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A final version of the Employee share scheme (ESS) annual report v3.1.1 specification is now available.
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A Final Community Housing Providers Report v1.0.1 has been released.  Due to the changes being minor and informational, only a clean version has been published. General key changes
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A FINAL version of the Business transactions made through payment systems (BTTPS) v1.0.3specification is now available. Due to the changes being minor and informational, only a clean version has been published.
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