- Brackets updated
Set `verified` and refreshed for 2026-27; PIT bracket 16%β15%; `data_year` 2026β2027; `social_security_employer_rate` 11.5β12; `treaty_count` 45β47; updated sources and editor notes (https://www.ato.gov.au/tax-rates-and-codes/tax-rates-australian-residents) (https://treasury.gov.au/tax-treaties/income-tax-treaties).