Workers Compensation Class Code
5645 - Carpentry - Construction of Residential Dwellings Not Exceeding Three Stories in Height

The description for the NCCI Workers Compensation Class Code 5645 - Carpentry - Construction of Residential Dwellings Not Exceeding Three Stories in Height is:

Applies to carpentry work in connection with the construction of a private residence when the work is performed by employees of the same contractor. Includes construction of residential dwellings not exceeding three stories in height. Also applies to carpentry repair or remodeling of residential dwellings not exceeding three stories in height. Includes all types of siding installation..

The related GL Class Code(s) for NCCI Workers Compensation Class Code 5645 - Carpentry - Construction of Residential Dwellings Not Exceeding Three Stories in Height is:

The related SIC Code(s) for NCCI Workers Compensation Class Code 5645 - Carpentry - Construction of Residential Dwellings Not Exceeding Three Stories in Height is:

Description for 1521 General Contractors-Single-Family Houses

General contractors primarily engaged in construction (including new work, additions, alterations, remodeling, and repair) of single-family houses.

• Building alterations, single-family-general contractors
• Building construction, single-family-general contractors
• Custom builders, single-family houses-general contractors
• Designing and erecting combined: single-family houses-general con-
• Home improvements, single-family-general contractors
• House construction, single-family-general contractors
• House: shell erection, single-family-general contractors
• Mobile home repair, on site-general contractors
• Modular housing, single-family (assembled on site)-general
• One-family house construction-general contractors
• Prefabricated single-family houses erection-general contractors
• Premanufactured housing, single-family (assembled on site)-general
• Remodeling buildings, single-family-general contractors
• Renovating buildings, single-family-general contractors
• Repairing buildings, single-family-general contractors
• Residential construction, single-family-general contractors
• Rowhouse (single family) construction-general contractors
• Townhouse construction-general contractors

Description for 1531 Operative Builders

Builders primarily engaged in the construction of single-family houses and other buildings for sale on their own account rather than as contractors. Establishments primarily engaged in the construction (including renovation) of buildings for lease or rental on their own account are classified in Real Estate, Industry Group 651.

• Condominium developers on own account
• Cooperative apartment developers on own account
• Operative builders on own account
• Speculative builders

Description for 1751 Carpentry Work

Special trade contractors primarily engaged in carpentry work. Establishments primarily engaged in building and installing cabinets at the job site are classified in this industry. Establishments primarily engaged in building custom cabinets for individuals in a shop are classified in Retail Trade, Industry 5712. Carpentry work performed by general contractors engaged in building construction is classified in Major Group 15.

• Cabinet work performed at the construction site
• Carpentry work-contractors
• Folding door installation-contractors
• Framing-contractors
• Garage door installation-contractors
• Joinery, ship-contractors
• Ship joinery-contractors
• Store fixture installation-contractors
• Trim and finish-contractors
• Window and door (prefabricated) installation-contractors

Description for 1761 Roofing, Siding, and Sheet Metal Work

Special trade contractors primarily engaged in the installation of roofing, siding, and sheet metal work. Sheet metal work performed by plumbing, heating, and air-conditioning contractors in conjunction with the installation of plumbing, heating, and air-conditioning equipment are classified in Industry 1711.

• Architectural sheet metal work-contractors
• Ceilings, metal: erection and repair-contractors
• Coppersmithing, in connection with construction work-contractors
• Downspout installation, metal-contractors
• Duct work, sheet metal-contractors
• Gutter installation, metal-contractors
• Roof spraying, painting, or coating-contractors
• Roofing work, including repairing-contractors
• Sheet metal work: except plumbing, heating, or
• Siding-contractors
• Skylight installation-contractors
• Tinsmithing, in connection with construction work-contractors

The related NAICS Code(s) for NCCI Workers Compensation Class Code 5645 - Carpentry - Construction of Residential Dwellings Not Exceeding Three Stories in Height is:

236118 - Residential Remodelers

This U.S. industry comprises establishments primarily responsible for the remodeling construction (including additions, alterations, reconstruction, maintenance, and repair work) of houses and other residential buildings, single-family, and multifamily. Included in this industry are remodeling general contractors, for-sale remodelers, remodeling design-build firms, and remodeling project construction management firms.

• Addition, alteration and renovation (i.e., construction), multifamily building
• Addition, alteration and renovation (i.e., construction), residential building
• Addition, alteration and renovation of single-family dwellings
• Addition, alteration and renovation, multifamily building, for-sale builders
• Addition, alteration and renovation, multifamily building, general contractors
• Addition, alteration and renovation, residential building, for-sale builders
• Addition, alteration and renovation, residential building, general contractors
• Addition, alteration and renovation, single-family housing, for-sale builders
• Addition, alteration and renovation, single-family housing, general contractors
• Building, residential, addition, alteration and renovation
• Construction management, residential remodeling
• Fire and flood restoration, multifamily building, general contractors
• Fire and flood restoration, single-family housing, general contractors
• Handyman construction service, residential building
• Home improvement (e.g., adding on, remodeling, renovating)
• Home improvement (e.g., adding on, remodeling, renovating), multifamily building, for-sale builders
• Home improvement (e.g., adding on, remodeling, renovating), multifamily building, general contractors
• Home improvement (e.g., adding on, remodeling, renovating), single-family housing, for-sale builders
• Home improvement (e.g., adding on, remodeling, renovating), single-family housing, general contractors
• Home renovation
• Porch construction, residential-type
• Remodeling and renovating for-sale builders
• Remodeling and renovating general contractors, multifamily building
• Remodeling and renovating general contractors, residential
• Remodeling and renovating general contractors, single-family housing
• Remodeling and renovating single-family housing
• Remodeling and renovating, residential building
• Sun-room additions, residential

236115 - New Single-Family Housing Construction (except For-Sale Builders)

This U.S. industry comprises general contractor establishments primarily responsible for the entire construction of new single-family housing, such as single-family detached houses and town houses or row houses where each housing unit (1) is separated from its neighbors by a ground-to-roof wall and (2) has no housing units constructed above or below. This industry includes general contractors responsible for the on-site assembly of modular and prefabricated houses. Single-family housing design-build firms and single-family construction management firms acting as general contractors are included in this industry.

• Cabin construction general contractors
• Condominium, single-family, construction general contractors
• Construction management, single-family building
• Cottage construction general contractors
• Custom builders (except for-sale), single-family home
• Duplex (i.e., side-by-side) construction general contractors
• Home builders (except for-sale), single-family
• Housing, single-family, construction general contractors
• Log home construction general contractors
• Low income housing, single-family, construction general contractors
• Modular house assembly on site by general contractors
• Panelized single-family house assembly on site by general contractors
• Precut single-family housing assembly on site by general contractors
• Premanufactured housing assembly on site by general contractors
• Residential construction, single-family, general contractors
• Row house (i.e., single-family type) construction general contractors
• Single-family attached housing construction general contractors
• Single-family detached housing construction general contractors
• Single-family homes built on land owned by others, general contractors of
• Single-family house construction by general contractors
• Time-share condominium construction general contractors
• Town house (i.e., single-family type) construction by general contractors
• Vacation home, single-family, construction by general contractors

236117 - New Housing For-Sale Builders

This U.S. industry comprises establishments primarily engaged in building new homes on land that is owned or controlled by the builder rather than the homebuyer or investor. The land is included with the sale of the home. Establishments in this industry build single and/or multifamily homes. These establishments are often referred to as merchant builders, but are also known as production or for-sale builders.

• Apartment building for-sale builders
• Cabin for-sale builders
• Condominium for-sale builders
• Cooperative apartment for-sale builders
• Cottage for-sale builders
• Custom builders, for-sale builders, multifamily buildings
• Custom builders, for-sale builders, single-family home
• Duplex for-sale builders
• For-sale builders (i.e., building on own land, for sale), residential
• For-sale builders (i.e., building on own land, for sale), single-family housing
• Garden apartment for-sale builders
• High-rise apartment for-sale builders
• Home builders, for-sale
• Housing construction, for-sale builder
• Housing construction, merchant builder
• Log home for-sale builders
• Low income housing construction for-sale builders
• Low-rise apartment for-sale builders
• Merchant builders (i.e., building on own land, for sale), residential
• Modular housing, residential, assembled on site by for-sale builders
• Multifamily building for-sale builders
• Panelized housing, residential, assembled on site by for-sale builders
• Panelized multifamily housing assembled on site by for-sale builders
• Precut housing, residential, assembled on site by for-sale builders
• Premanufactured housing assembly on site by for-sale builders
• Residential for-sale builders
• Row house construction for-sale builders
• Single-family housing built on own land for sale (i.e., for-sale builders)
• Single-family housing construction for sale builders
• Speculative builders (i.e., building on own land, for sale), multifamily housing
• Speculative builders (i.e., building on own land, for sale), residential
• Speculative builders (i.e., building on own land, for sale), single-family housing
• Time-share condominium construction for-sale builders
• Town house construction for-sale builders
• Vacation housing construction for-sale builders

238130 - Framing Contractors

This industry comprises establishments primarily engaged in structural framing and sheathing using materials other than structural steel or concrete. The work performed may include new work, additions, alterations, maintenance, and repairs.

• Building framing (except structural steel)
• Carpentry, framing
• Ceiling beam, wood, installation
• Foundation, building, wood, contractors
• Framework, house, contractors
• Framing contractors
• House framing
• Permanent wood foundation installation
• Post framing contractors
• Prefabricated wood frame component (e.g., trusses) installation
• Roof truss (wood) installation
• Sheathing, wood, installation
• Steel framing contractors
• Stud wall (e.g., wood, steel) installation
• Wall component (i.e., exterior, interior), prefabricated, installation
• Wood frame component (e.g., truss) fabrication on site

238170 - Siding Contractors

This industry comprises establishments primarily engaged in installing siding of wood, aluminum, vinyl, or other exterior finish material (except brick, stone, stucco, or curtain wall). This industry also includes establishments installing gutters and downspouts. The work performed may include new work, additions, alterations, maintenance, and repairs.

• Aluminum siding installation
• Downspout, gutter, and gutter guard installation
• Eavestrough installation
• Fascia and soffit installation
• Flashing contractors
• Gutter and downspout contractors
• Gutters, seamless roof, formed and installed on site
• Ice apron, roof, installation
• Metal siding installation
• Siding (e.g., vinyl, wood, aluminum) installation
• Siding contractors
• Vinyl siding, soffit and fascia, installation
• Wood siding, installation

The related CA Workers Comp Class Code(s) for NCCI Workers Compensation Class Code 5645 is:

The related DE Workers Comp Class Code(s) for NCCI Workers Compensation Class Code 5645 is:

The related MI Workers Comp Class Code(s) for NCCI Workers Compensation Class Code 5645 is:

The related NJ Workers Comp Class Code(s) for NCCI Workers Compensation Class Code 5645 is:

The related NY Workers Comp Class Code(s) for NCCI Workers Compensation Class Code 5645 is:

The related PA Workers Comp Class Code(s) for NCCI Workers Compensation Class Code 5645 is:

The related TA Workers Comp Class Code(s) for NCCI Workers Compensation Class Code 5645 is: