By July 1, 2021, existing buildings equipped with a fire alarm system and that contain group A-1, A-2 or A-3, Group B or Group M occupancies shall comply with the retroactive requirements of section 915.1.2.1 of the New York city building code.
(L.L. 2018/191, 12/1/2018, eff. 8/28/2019; L.L. 2021/013, 1/17/2021, retro. eff. 1/1/2021; Am. L.L. 2021/126, 11/7/2021, eff. 11/7/2022)
Editor's note: For related unconsolidated provisions, see Appendix A at L.L. 2021/126.