MA H2479

Expands the age threshold for lead poisoning prevention protections from children under 14 to children under 21, and increases advisory committee membership from 2 to 5 members, adding requirements for fair housing and environmental justice representation

Requires rental property owners in designated "High Risk Communities" to abate or contain lead hazards before renting effective July 1, 2026, regardless of whether children under 6 will occupy the unit

Mandates all rental property owners statewide to abate or contain lead hazards before renting effective July 1, 2030, eliminating the current requirement that a child under 6 must reside in the unit to trigger compliance

Prohibits property owners and their insurance carriers from bringing contribution claims against parents or guardians alleging negligent supervision caused a child's lead exposure, making such claims a violation of Chapter 93A consumer protection law

Removes liability protections for mortgagors who could previously avoid contribution requirements by proving no child under 6 resided in the property during their ownership