June 2026 Australia - Corporate
This document outlines the final content changes included in this release. We recommend reviewing these changes to assess any potential impact on your existing data and business processes.
For any questions or further assistance regarding the release notes, contact Support ANZ:
- Phone:1800 074 333
These release notes should be read in their entirety, as they specify actions required during the upgrade process.
Upgrade process for templates
Upgrade requirements
- All templates must be upgraded to the latest available versions.
- Ensure that both AU Company Tax and AU Consolidated Company Tax templates are aligned with the same version, according to the official release schedule.
Important considerations
- Using templates on different versions may result in errors and unreliable data flow.
Follow the preceding guidance to maintain consistency and accuracy across all tax processes.
Target based import files
Target-based import files have been updated to reflect the 2026 ATO form changes.
To obtain the latest files, contact Support ANZ.
Known ATO issues
This section outlines the current known issues related to ATO electronic filing.
note
In some instances, the instructions provided on the ATO website may differ from the official electronic filing rulings.
Description | Raised | Solution available |
|---|---|---|
'CMN.ATO.GEN.DUPLICATE ENTRY' Error When Lodging Company Tax Returns (CTR) with Substituted Accounting Period (SAP) — TOFA Customers lodging Company Tax Returns (CTR) with a Substituted Accounting Period (SAP) may receive the following error message upon lodgement: 'CMN.ATO.GEN.DUPLICATE ENTRY' Resolution Steps:
| 2022 | N/A |
International Dealings Schedule: Discrepancy Between ATO Online Instructions and electronic filing Rules When completing the International Dealings Schedule, please be aware of a known discrepancy between the order presented in the ATO's electronic filing rules and the instructions published online by the ATO. Specifically, Appendix 10 on the ATO website outlines a sequence that differs from the official order used for electronic filing purposes. This inconsistency has been identified and raised directly with the ATO. Customers should refer to the electronic filing rules as the authoritative source until the ATO resolves this discrepancy. | 2025 | Awaiting ATO solution |
Additional information
Additional information is now available on the Alerts and Notifications page. Refer to the Alerts and Notices to stay informed about known issues, recent fixes, and trending topics.
Major updates
Roll forward of details for future years
A new
Roll forward details to next period:
option is now available for the Dividend and interest schedule {RM}
.How to enable it:
To roll forward details from the 2026 template to a future year, go to the Preliminary information {S1}
workpaper and set this option to Yes
.Details that roll forward:
In future years, the following details will roll forward:- Investor type
- TFN – if quoted
- ABN – if quoted
- First name
- First given name
- Date of birth
- Employment position
- Organisation name
- Adress
- Suburb or town
- Postcode
- State
- Country – if not Australia
important
Roll-forward shouldn't be used in combination with
Target Based import
. If you're using target-based import in future periods, ensure these settings remain set to No
.Thin Capitalisation Workpapers – Company and Consolidated Company Tax
A new Thin Capitalisation supporting schedule has been introduced to track disallowed amounts for corporates:
- FRT Disallowed Amounts {A32}
This schedule is available in both Company and Consolidated calculations and tracks:
- Current period disallowed amounts
- Prior period recoupment,
Amounts from this schedule flow through to Tax Effect Accounting and ATO Forms areas. Additional data flow has been introduced from the
Thin capitalisation general
{A30}
and FRT Disallowed Amounts {A32}
to the International dealings schedule – Section D Thin capitalisation {RG3}.
Updates have been made to the
Thin capitalisation general
{A30}
to align amounts with the various tax treatments, both interest expense and interest income amounts now reflect the tax-deductible amounts. Other minor wording and format updates have also been applied.Additional Resources
A guide to the new Thin Capitalisation Workpapers is available in ONESOURCE Corporate Tax help.
note
If Thin Capitalisation workpapers were inserted and then removed after the upgrade, some unprotected cells in the International Dealings Schedule may show errors. You will need to manually clear the contents of those cells.
Audit Trail updates
AU Company and Consolidated Company Tax
Statement of Taxable Income Audit Trail {F1}:
Statement of taxable income items to be reallocated even when no existing rows are present. New manual adjustment rows have been added for both Add and Less sections, providing flexibility when making adjustments to the statement of taxable income audit trail.
AU Consolidated Company Tax
Consolidated Audit Trail Entity Adjustment Workpapers:
Statement of Taxable Income Audit Trail - Entity Adjustments {F1A}
has been introduced as a new permanent workpaper to consolidate manual reallocations from the underlying Statement of Taxable Income Audit Trail {F1}.
The following workpapers, previously optional, have been updated to be permanent workpapers
- Balance Sheet Audit Trail - Entity Adjustments {F3A}
- Income Statement Audit Trail -Entity Adjustments {F4A},
Statement of taxable income audit trail {F1}, Balance sheet audit trail {F3}, Income statement audit trail {F4}:
Editable formulas have been added to the reallocation column to automatically pull consolidated entity reallocations from the following workpapers into the final disclosure amount:
- Statement of Taxable Income Audit Trail - Entity Adjustments {F1A}
- Balance Sheet Audit Trail - Entity Adjustments {F3A}
- Income Statement Audit Trail - Entity Adjustments {F4A}
This eliminates the need for manual re-entry at the group level.
note
Any existing data in the Reallocation column will be retained on upgrade. New calculations will include the new editable formulas by default. To use the formulas in an upgraded calculation, please reset the column.
Yes/No/Blank options for non-mandatory fields
We have introduced
Yes/No/Blank
options to Forms workpapers for non-mandatory questions, providing greater flexibility in how information is recorded.important
Due to the nature of these updates, affected fields will require re-entry after the upgrade. Please review the table below for all affected fields.
Form/Schedule | Label | Question | Re-entry required |
|---|---|---|---|
Company tax return {RA} | 3 F1 | Small business entity? | Yes - Preliminary information {S1} |
Company tax return {RA} | 3 F2 | Base rate entity? | Yes - Preliminary information {S1} |
Company tax return {RA} | 3 G1 | Significant global entity? | Yes - Preliminary information {S1} |
Company tax return {RA} | 3 G2 | Country-by-country reporting entity? | Yes - Preliminary information {S1} |
Company tax return {RA} | 3 Z1 | Consolidated head company? | Yes – new field added to Preliminary information {S1} |
Company tax return {RA} | 3 Z2 | Consolidated subsidiary member? | Yes – new field added to Preliminary information {S1} |
Company Tax return {RA} | 7 M | Have you applied an exemption or rollover code? | Yes |
Company tax return {RA} | 8 | Trading stock election | Yes |
Losses schedule {RJ} | 4 K | Do current year loss provisions apply? | Yes |
Losses schedule {RJ} | Part C L | Has the changeover time occurred in relation to the company after 1.00pm on 11 November 1999? | Yes |
Losses schedule {RJ} | Part C M | At the changeover time did the company satisfy the maximum net asset value test under section 152-15 of ITAA 1997? | Yes |
Losses schedule {RJ} | Part C N | If you printed X in the No box at M, has the company determined it had an unrealised net loss at the changeover time? | Yes |
Capital gain tax schedule {RK} | 7 A | Are you a party to an earnout arrangement | No |
Consolidated group losses schedule {RO} | 11 | The apportionment rules field now has a formula that only displays Yes/No when Question 4 or 9 is completed. | Yes |
Updates – AU Company Tax and AU Consolidated Company Tax
Workpaper | Change |
|---|---|
Preliminary information {S1} | The Final tax return question has been moved to not sit directly under to Postal address on previous tax return. |
Sundry STI Adjustments {A15}
Statement of taxable income {A} Tax effect accounting {TEA} | Workpaper has been updated to remove Thin capitalisation line items, which now can be made directly via the Thin Capitalisation workpapers. New Tax effect accounting data flow has been added for the temporary and non-temporary items. These line items will now flow through to the relevant TEA sections. Tax losses transferred in (from or to a foreign bank branch) line item has been moved from Sundry STI Adjustments {A15} to Statement of taxable income {A} and made editable. For any existing values entered in Sundry STI Adjustments {A15}, users will need to re-key this amount into the new STI line item. |
PAYG instalments {A24} | The Amount paid for prior period is now available for manual entry in the first-year calculation. |
Research and development tax incentive {A27}
Research and development tax incentive schedule {RN} | Updated to include data entry for these additional fields to link directly to the schedule:
PART D - Aggregated turnover - member details and turnover can now be entered into the Research and development tax incentive workpaper {A27} , however, these do not currently link to the schedule. |
Balance Sheet {B} | Updated print setup to print to landscape. |
FA – tax – summary {C3}
AU Company Tax only | The fixed asset summary now supports negative tax adjustments flowing to the Statement of taxable income {A} . |
Import – tax {CB8}
AU Company Tax only | Removed unnecessary project pool formula links from Project pools – mining and transport {NI1} and Project pools - non-mining {NI2} into the Import – Tax {CB8} fixed asset import workpaper. |
Project pools - mining and transport {NI1} Project pools - non-mining {NI2} Tax - tangible - other {CB2} Tax - tangible - mining and exploration {CB3} AU Company Tax only | Updated project pool disposal treatment to align with ATO disclosure rules, with project pool deductions now disclosed at 7H Deduction for project pool instead of 7X Other deductible expenses. This update removes the obsolete net balancing adjustment treatment for project pools and includes related changes to the project pool and fixed assets workpapers to support the revised reporting flow. Please review the affected disclosures after upgrade. |
Capital gains tax schedule {F9} | Item 7 - Earnout arrangements has been hidden as not required. |
Income statement {D} | Updated Company Tax return labels for selected lease-related P and L items:
Upon upgrade the labels will automatically be reallocated. |
Cost of goods sold {DE23} AU Company Tax only | Updated to improve data flow for purchases and other costs flowing to Purchases and other costs {F7} . |
Travel Expenses {DE13} AU Company Tax only | Income statement updates to change duplicated fixed reference for Travel Expenses to DE24 from DE13 . New reference will be available for the following scenario:
|
Temporary difference movement {T3} AU Company Tax only | After upgrading to the latest template, values in following columns will now roll forward:
|
Software development pool {NE} AU Company Tax only | Formula for the Notional pool value has been updated to add Additions column instead of the Additions expensed to P and L column. |
Temporary difference movement {T3} AU Company Tax only | Updated subtotals for unrecognised opening balance to exclude the transition rows from Classic. |
Company tax return {RA} | We have updated the formula for Question7 Label G Did you have a CGT event during the year? Previously, it would set the label to "Yes" if the Capital gains tax schedule {RK} want inserted. This will now default to "No" IMPORTANT: Please review after upgrade as if previously Yes, it will have defaulted to "No" and require updating. Target Based Import file has been updated to include this question. |
Company tax return {RA} AU Company Tax only | The loss box for Question 8 Label R Net foreign income has been updated to include drop down for "L" when Taxable/assessable foreign income {A13} is not inserted. |
Company tax return {RA} | The Yes/No/Blank dropdown is unavailable for Question 9 Label C "Have you self-assessed the effective life of any of these assets and Label D Did you recalculate the effective life for any of your assets this income year," when Fixed assets - forms disclosures {F5} is not inserted. Please enter "Yes" or "No" manually. |
International dealings schedule - Section B and C - Q19 to Q29 {RG2} | When answering Question 20 Are you subject to the Taxation of Financial Arrangements rules contained in Division 230 of the ITAA 1197?, if you select "No" Labels B through G will automatically default to blank. Please note, if Label A was previously set to "Yes" prior to an upgrade, you must reselect "Yes," as the value may have reverted to "No." If you selected "Yes" for Label A, and also responded "Yes" to any of Label's B through G, but wish to change Label A to "No," please contact the Support team for assistance with updating any "Yes" responses to blank in Labels B to G. |
International dealings schedule - Section D - Q30 to Q39 {RG3} | Formulas have been added to the following labels:
Please note that the following labels have been removed from the import file:
|
International dealings schedule - Section H - Q52 to Q58 {RG5} | Target based import file and tag updated to allow import for Question 52A Were the debt deduction creation rules applicable to you? |
Reportable tax position schedule {RP} | Have updated schedule to allow for early lodgment by updating the RPT number to reflect the tax year of the dataset. |
Other attachments {RW} | A new workpaper has been added for the printing of the Other attachment details, please insert this workpaper if you have selected Do you need to supply the ATO with any additional information? and provided the details in Preliminary Information {PI}. Updates made to various workpaper displays to ensure workpapers don't display if blank and in review mode. |