Application of this Division reg-4.01A โ€” as in force on 2026-06-01 โ€” F2026C00497 ยท Compilation No. 287 โ€” https://www.legislation.gov.au/F2026C00497/latest/text 4.01A Application of this Division This Division applies in relation to the review of reviewable migration decisions. Note: The review of reviewable protection decisions is dealt with in Division 4.2.