301.1 Scope.

Buildings in the City and County of San Francisco shall be designed to include the green building measures specified as mandatory [ ← ] under the California Green Building Standards Code (CalGreen).

Additional green building requirements established by the City and County of San Francisco are mandatory for:

(1) Newly constructed Group R occupancy buildings,

(2) Newly constructed buildings of Group B, M, A, and I occupancies that are 25,000 gross square feet or more,

(3) New first-time build-outs of commercial interiors that are 25,000 gross square feet or more in buildings of Group B or M occupancies, and

(4) Major alterations that are 25,000 gross square feet or more in existing buildings of Group B, M or R occupancies, where interior finishes are r em oved and significant upgrades to structural and mechanical, electrical and/or plumbing systems are proposed.