Shadow Portfolio — 5 June 2026

Sam Birrell (Nationals, Nicholls) used his second reading contribution on the Treasury Laws Amendment (Tax Reform) No. 1 Bill 2026 to mount a dual attack: a broken-promise critique targeting the capital gains tax and negative gearing schedules, and a structural complaint about the bill's design that forces the opposition to vote against measures it actually supports [TA-260603-house-804d9cb5f6e1:s074].

The broken-promise line is the sharpest edge of the attack. Birrell anchored his opposition in the Prime Minister's pre-election assurance that capital gains tax and negative gearing changes were 'off the table' — a direct quote he placed at the centre of his argument to frame the government's conduct as a post-election reversal rather than legitimate reform [TA-260603-house-804d9cb5f6e1:s074].

The opposition's messaging strategy here is explicit: the dispute is not only about the policy merits but about trust and electoral mandate.

On the bill's architecture, Birrell coined 'wedge-onomics' to describe the government's refusal to split the legislation. Schedules 3 and 4 — the Working Australians Tax Offset and a $1,000 standard deduction for work-related expenses — command his support. The capital gains tax and negative gearing schedules do not.

By packaging them together, Birrell argues, the government compels the opposition to either accept objectionable measures or oppose ones it endorses. This framing positions the bill's structure as a political device rather than a legislative convenience.

The substantive critique of the CGT changes focuses on investment incentives. Birrell argued that farmers, small business owners and those building family enterprises will be taxed on asset appreciation, and that this will push capital toward lower-tax jurisdictions. On negative gearing, he turned the government's own budget papers against it: projections of 35,000 fewer homes, rising rents and reduced supply, he contended, contradict the government's stated goal of helping younger Australians enter the housing market.

In their place, Birrell advanced a $5 billion infrastructure funding alternative targeting council and developer bottlenecks — sewerage, electricity, roads and drainage — as the supply-side lever the government is declining to pull.

The broadest framing deployed was fiscal: Birrell called the government 'the highest-taxing government in Australian history', citing a projected $77 billion increase in tax collections over ten years, and rejected its 'party of tax cuts' self-description as false [TA-260603-house-804d9cb5f6e1:s074]. Against this, the opposition's counter-offer is bracket indexation — linking tax thresholds to inflation to eliminate bracket creep — which Birrell characterised as 'real tax reform' returning money to workers rather than extracting it [TA-260603-house-804d9cb5f6e1:s074].

A secondary signalling element: Birrell noted that only 26 of 94 Labor members are listed to speak on the bill, which he framed as evidence of internal reluctance to defend the measures publicly. This is a procedural observation aimed at casting doubt on Labor's own confidence in the legislation, and it suggests the opposition is watching the government's internal management of the bill as closely as its substantive arguments.