HB149 (2026), Chapter 422, Public Safety Art. 9-102: automatic sprinklers plus listed life-safety features required in residential rental high-rises undergoing substantial renovation with building permits on/after Oct 1, 2026; corridor smoke detectors required since Jul 31, 2025. Enforced by Office of the State Fire Marshal, with local fire officials and assistant State fire marshals. Checked on the primary source; the state record was last reviewed 2026-11-12.
Residential rental high-rise: occupiable floor over 75 ft above fire-department access. Substantial renovation: cost at least 40% of SDAT-assessed value (counties may count four years of permits). Added features include sleeping-area smoke/heat detection, rated stairwells and corridor doors, smokeproof exits, two smoke compartments per floor. Chapter 422 of 2026 (text read Oct 19, 2026).
Source: primary document
Statewide layer. County and city amendments sit on top; confirm the local office for the address.
Act effective Oct 1, 2026 (Ch. 422, approved May 12, 2026); sprinkler trigger is permit-based (permits on or after Oct 1, 2026). The State Fire Prevention Commission must adopt fire alarm technician and company licensing rules; the fiscal note expects licensing in fiscal 2027 or 2028; no rule seen
HB149 (2026), Chapter 422, Public Safety Art. 9-102: automatic sprinklers plus listed life-safety features required in residential rental high-rises undergoing substantial renovation with building permits on/after Oct 1, 2026; corridor smoke detectors required since Jul 31, 2025. Residential rental high-rise: occupiable floor over 75 ft above fire-department access. Substantial renovation: cost at least 40% of SDAT-assessed value (counties may count four years of permits). Added features include sleeping-area smoke/heat detection, rated stairwells and corridor doors, smokeproof exits, two smoke compartments per floor. Chapter 422 of 2026 (text read Oct 19, 2026).
Office of the State Fire Marshal, with local fire officials and assistant State fire marshals.
Retrofit trigger Oct 1, 2026. Act effective Oct 1, 2026 (Ch. 422, approved May 12, 2026); sprinkler trigger is permit-based (permits on or after Oct 1, 2026). The State Fire Prevention Commission must adopt fire alarm technician and company licensing rules; the fiscal note expects licensing in fiscal 2027 or 2028; no rule seen
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