New 30 per cent trust tax creates significant challenges for private groups
Client AlertThe announced 30 per cent minimum tax on discretionary trusts creates significant challenges for private groups.
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By: Kristina Popova, Kim Hayman
20 Jun 2025 4 min read
The budget is on track to deliver the state’s seventh consecutive surplus, with the Cook Government estimating a $2.4b surplus for 2025-26, and surpluses of up to $2.8b forecasted through to 2028-29 largely due to the state’s resources-rich economy. However, net debt is expected to be $33.6b for the FY25 financial year, increasing over the forward estimates to $42b by 2028-29.
The state’s domestic economy grew by 3.4 per cent over the last year, while employment growth eased to 3.3 per cent. The unemployment rate is sitting at 3.75 per cent for 2025-26, forecasted to rise to 4.25 per cent through to 2028-29.
The Western Australian Government has announced a number of revenue measures aimed at improving housing affordability, supporting first home buyers, and encouraging investment in the rental housing market.
From 21 March 2025, first home buyers in Western Australia will benefit from expanded transfer duty concessions. Although the changes are effective from 21 March 2025, the enabling legislation is still pending.
The changes include:
This measure is expected to support approximately 5,500 first home buyers annually and reduce transfer duty revenue by $119m over the forward estimates period.
To encourage investment in long-term rental housing, the Government will increase the land tax exemption for eligible build-to-rent developments from 50 per cent to 75 per cent. This enhanced exemption applies to projects that become operational between 1 July 2025 and 30 June 2028.
The 75 per cent exemption will be available for the first three years of assessment, after which the rate will revert to 50 per cent. The final year a project can benefit from the 75 per cent rate is 2030–31, provided it became operational in 2027–28.
The off-the-plan transfer duty concession has been extended by 12 months, now running until 30 June 2026. In addition, from 21 March 2025, the Government will enhance the concession by:
If you wish to discuss the Western Australian State Budget announcements, please reach out to a Grant Thornton Partner today.
The announced 30 per cent minimum tax on discretionary trusts creates significant challenges for private groups.
The Government has announced revisions to several tax measures in the Budget, affecting capital gains tax treatment for small businesses, a special carve-out for start-ups, and a conditional exclusion for discretionary testamentary trusts from the 30 per cent tax on trusts.
Explore how the Federal Budget 2026–27 reshapes M&A in Australia, with CGT changes, trust tax reforms and implications for deal structuring and transaction timing.