Z2GZ - REPAIR OR ALTERATION OF OTHER WAREHOUSE BUILDINGS
Z2JZ - REPAIR OR ALTERATION OF MISCELLANEOUS BUILDINGS
Z2LC - REPAIR OR ALTERATION OF TUNNELS AND SUBSURFACE STRUCTURES
Z2LZ - REPAIR OR ALTERATION OF PARKING FACILITIES
Z2NC - REPAIR OR ALTERATION OF POLLUTION ABATEMENT AND CONTROL FACILITIES
Z2ND - REPAIR OR ALTERATION OF SEWAGE AND WASTE FACILITIES
Z2PD - REPAIR OR ALTERATION OF WASTE TREATMENT AND STORAGE FACILITIES
Z2PZ - REPAIR OR ALTERATION OF OTHER NON-BUILDING FACILITIES
Z2QA - REPAIR OR ALTERATION OF RESTORATION OF REAL PROPERTY (PUBLIC OR PRIVATE)