Small Business Size Standards for Construction

The North American Industry Classification System (NAICS) size standards described in this section apply to all SBA programs unless otherwise specified in this Part. The size standards themselves are expressed either in number of employees or annual receipts in millions of dollars, unless otherwise specified. The number of employees or annual receipts indicates the maximum allowed for a concern and its affiliates to be considered small.

Small Business Size Standards by NAICS Industry
NAICS code NAICS U.S. Industry Title Size Standards in millions of dollars Size Standards in number of employees
236 Construction of Buildings:
236115 New Single-Family Housing Construction (except Operative Builders) $33.5  
236116 New Multifamily Housing Construction (except Operative Builders) $33.5  
236117 New Housing Operative Builders $33.5  
236118 Residential Remodelers $33.5  
236210 Industrial Building Construction $33.5  
236220 Commercial and Institutional Building Construction $33.5  
237 Heavy and Civil Engineering Construction:
237110 Water and Sewer Line and Related Structures Construction $33.5  
237120 Oil and Gas Pipeline and Related Structures Construction $33.5  
237130 Power and Communication Line and Related Structures Construction $33.5  
237210 Land Subdivision $7.0  
237310 Highway, Street, and Bridge Construction $33.5  
237990 Other Heavy and Civil Engineering Construction $33.5  
Except, Dredging and Surface Cleanup Activities* $20.0  
238 Specialty Trade Contractors:
238110 Poured Concrete Foundation and Structure Contractors $14.0  
238120 Structural Steel and Precast Concrete Contractors $14.0  
238130 Framing Contractors $14.0  
238140 Masonry Contractors $14.0  
238150 Glass and Glazing Contractors $14.0  
238160 Roofing Contractors $14.0  
238170 Siding Contractors $14.0  
238190 Other Foundation, Structure, and Building Exterior Contractors $14.0  
238210 Electrical Contractors and Other Wiring Installation Contractors $14.0  
238220 Plumbing, Heating, and Air-Conditioning Contractors $14.0  
238290 Other Building Equipment Contractors $14.0  
238310 Drywall and Insulation Contractors $14.0  
238320 Painting and Wall Covering Contractors $14.0  
238330 Flooring Contractors $14.0  
238340 Tile and Terrazzo Contractors $14.0  
238350 Finish Carpentry Contractors $14.0  
238390 Other Building Finishing Contractors $14.0  
238910 Site Preparation Contractors $14.0  
238990 All Other Specialty Trade Contractors $14.0  
Except, Building and Property Specialty Trade Services** $14.0  

* To be considered small for purposes of Government procurement, a firm must perform at least 40 percent of the volume dredged with its own equipment or equipment owned by another small dredging concern.

** If a procurement requires the use of multiple specialty trade contractors ( i.e. , plumbing, painting, plastering, carpentry, etc .), and no specialty trade accounts for 50% or more of the value of the procurement, all such specialty trade contractors activities are considered a single activity and classified as Building and Property Specialty Trade Services.

Read more about Small Business Size Regulations for Other Industries.


Source: Code of Federal Regulations, Title 13, Part 121 - Small Business Size Regulations