All Other Specialty Trade Contractors

Residential Remodelers, Plumbing, Heating, and Air-Conditioning Contractors, Farm and Garden Machinery and Equipment Merchant Wholesalers, Outdoor Power Equipment Stores, Scheduled Passenger Air Transportation

Water Supply and Irrigation Systems, Sewage Treatment Facilities, New Single-Family Housing Construction (except Operative Builders), New Multifamily Housing Construction (except Operative Builders), New Housing Operative Builders

New Single-Family Housing Construction (except Operative Builders), New Multifamily Housing Construction (except Operative Builders), Residential Remodelers, Commercial and Institutional Building Construction, Poured Concrete Foundation and Structure Contractors

Finish Carpentry Contractors, Wood Container and Pallet Manufacturing, All Other Miscellaneous Wood Product Manufacturing, Wood Kitchen Cabinet and Countertop Manufacturing, Nonupholstered Wood Household Furniture Manufacturing

New Single-Family Housing Construction (except Operative Builders), New Multifamily Housing Construction (except Operative Builders), Residential Remodelers, Industrial Building Construction, Commercial and Institutional Building Construction

Painting and Wall Covering Contractors

Electrical Contractors

New Single-Family Housing Construction (except Operative Builders), Residential Remodelers, Masonry Contractors, Roofing Contractors, Drywall and Insulation Contractors

Plumbing, Heating, and Air-Conditioning Contractors

All Other Specialty Trade Contractors

Flooring Contractors

Electrical Contractors, Apprenticeship Training

New Single-Family Housing Construction (except Operative Builders), New Multifamily Housing Construction (except Operative Builders), Commercial and Institutional Building Construction, Water and Sewer Line and Related Structures Construction, Other Heavy and Civil Engineering Construction

Land Subdivision, Site Preparation Contractors, Specialized Freight (except Used Goods) Trucking, Local, Specialized Freight (except Used Goods) Trucking, Long-Distance, Landscaping Services

Flooring Contractors, Wood Preservation, Other Millwork (including Flooring), Lumber, Plywood, Millwork, and Wood Panel Merchant Wholesalers

All Other Specialty Trade Contractors, Inland Water Freight Transportation, Port and Harbor Operations

New Multifamily Housing Construction (except Operative Builders), New Housing Operative Builders, Residential Remodelers, Industrial Building Construction, Commercial and Institutional Building Construction