Every change to the rules engine is recorded here, dated and tagged with who it affects, the paper trail behind every number on the site. Current version: v2026.07.1. For the version filtered to your own situation, with stale-result flags, use the Rule Change Radar.
First public release of the rules engine: 2024-25/2025-26 resident and non-resident brackets, Medicare levy 2%, CGT discount 50% with non-resident freeze, Div 293 at $250,000, deemed disposal (CGT event I1) logic, main residence exemption denial for foreign residents, HECS overseas reporting framework, 15 destination country modules.
The $3m superannuation measure (Division 296) is modelled as announced (15% extra on earnings attributable to balances above $3m, threshold unindexed) but flagged proposed. Projections in the Future Tax Exposure and Super Strategy tools show it with a "proposed" badge.
The 2025 HELP reform package changed repayment to a marginal system with a higher threshold. Figures are entered as best-known and flagged indicative until verified against the ATO rates page, the HECS Planner and Reporter show "indicative" on repayment amounts.