This Practice Note tracks the progress of secondary legislation introduced as part of the government’s post-Brexit reform agenda. It includes a database collating details of draft and enacted secondary legislation introduced under the Retained EU Law (Revocation and Reform) Act 2023. See: For details of primary legislation associated with post-Brexit reform, and Brexit SIs introduced using alternative enabling legislation, see Practice Note: Brexit legislation tracker [Archived]. Retained EU Law (Revocation and Reform) Act 2023 The Retained EU Law (Revocation and Reform) Act 2023 (REUL(RR)A 2023) contains a range of legislative powers, initially enabling relevant national authorities to reform retained EU law (REUL) before the end of 2023 by introducing secondary legislation to amend, revoke, restate and/or replace it, and enabling them to amend, revoke, restate and/or replace assimilated law as from 2024. Instruments made using these powers are referred to here as ‘REUL reform SIs’). The main legislative powers are set out in REUL(RR)A 2023, ss 11–16. The main procedural requirements (including parliamentary scrutiny procedures) for these instruments are set out in REUL(RR)A 2023, s 20