Australia already had a registered tax-practitioner regime and foreign-resident capital-gains rules, but the PwC tax leaks scandal exposed weaknesses in professional accountability, while uncertainty over land-linked assets and renewable-energy investment created separate policy pressures. After a 2019 Tax Practitioners BoardThe regulator for registered tax advisers. review, the government consulted on stronger sanctions, announced broader foreign-resident CGT rules in 2024, and introduced this omnibus bill in 2026 to tighten enforcement, clarify taxation and support qualifying renewable investment.
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2009
Tax practitioner regulation was established
The Tax Agent Services Act 2009 created the legislative basis for regulating registered tax and BAS advisers through the Tax Practitioners BoardThe regulator for registered tax advisers..
Hansard ↗
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06 Aug 2023
PwC tax leaks scandal exposed accountability weaknesses
The government announced its response to the PwC matter, including a plan to strengthen regulator powers and crack down on tax adviser misconduct.
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10 Dec 2023 to 21 Jan 2024
Government consulted on stronger Tax Practitioners BoardThe regulator for registered tax advisers. sanctions
Treasury consulted on escalating sanctions and additional powers for the Tax Practitioners BoardThe regulator for registered tax advisers. as part of the response to the PwC matter.
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14 May 2024
Government announced broader foreign-resident capital-gains rules
The 2024–25 Budget announced changes to clarify which land-linked assets are taxable and to extend the principal asset test from a point-in-time test to 365 days.
Australian Taxation Office ↗
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02 July 2026
Hon Dr Daniel Mulino MP introduced the bill
The bill was introduced in the House of Representatives to strengthen tax-profession integrity, refine mergerWhen one business acquires or combines with another. rules and implement changes to foreign-resident taxation and renewable-energy investment.
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20 Aug 2026
Government announced a renewable investment discount after months of pressure
During debate, the government announced a targeted 50 per cent capital-gains tax discount for qualifying grid-scale renewable assets including batteries, wind turbines and solar panels.
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20 Aug 2026
House passes the bill
The House agreed to the bill at third reading after accepting a government amendment, allowing it to continue through the parliamentary process.
Parliamentary timeline ↗