NAICS Code 238310

NAICS 238310

NAICS Code 238310 – Drywall and Insulation Contractors

Definition of NAICS Code 238310: This industry comprises establishments primarily engaged in drywall, plaster work, and building insulation work. Plaster work includes applying plain or ornamental plaster, and installation of lath to receive plaster. The work performed may include new work, additions, alterations, maintenance, and repairs. Establishments primarily engaged in providing firestop services are included in this industry.

  • You can also download your own copy of the complete 2017 NAICS Classification Manual. The NAICS Manual is updated every five years. The 2017 copy will be applicable until a new edition is produced in 2022.

Illustrative Examples of NAICS 238310

What are some examples of this code? The bulleted items below are illustrative examples of this classification.

  • Acoustical ceiling tile and panel installation
  • Lathing contractors
  • Drop ceiling installation
  • Plastering (i.e., ornamental, plain) contractors
  • Drywall contractors
  • Soundproofing contractors
  • Firestop contractors
  • Fresco (i.e., decorative plaster finishing) contractors
  • Taping and finishing drywall
  • Gypsum board installation
  • Wall cavity and attic space insulation installation

Cross Reference Guide for Code 238310

What codes are similar to this classification that might be a more applicable code? The cross-reference guide below displays the codes for other similar industries. Please review to find the most applicable classification.

  • Applying stucco–are classified in Industry NAICS 238140, Masonry Contractors; and
  • Insulating pipes and boilers–are classified in Industry NAICS 238290, Other Building Equipment Contractors.

Other Index Entries for NAICS 238310

The North American Industry Classification System contains multiple index entries that are each descriptive of the same code. The bulleted list below shows all applicable index entries (Current and former) that are associated with this classification. These index entries further elaborate on the scope of applicable industries that have already been defined at the top of this page.

  • Acoustical ceiling tile and panel installation
  • Acoustical foam (i.e., sound barrier) installation
  • Attic space insulating
  • Blown-in insulation (e.g., cellulose, vermiculite) installation
  • Building fireproofing contractors
  • Building insulation contractors
  • Ceiling tile installation
  • Cellulosic fiber insulation installation
  • Drop ceiling installation
  • Drywall contractors
  • Drywall finishing (e.g., sanding, spackling, stippling, taping, texturing)
  • Drywall hanging
  • Drywall installation
  • Exterior insulation finish system installation
  • Fabric wall system, noise insulating, installation
  • Finishing drywall contractors
  • Fireproof flooring installation
  • Fireproofing buildings
  • Firestop contractors
  • Foam insulation installation
  • Fresco (i.e., decorative plaster finishing) contractors
  • Glass fiber insulation installation
  • Gypsum board installation
  • Insulation contractors
  • Lathing contractors
  • Mineral wool insulation installation
  • Panel or rigid board insulation installation
  • Plastering (i.e., ornamental, plain) contractors
  • Polystyrene board insulation installation
  • Roof insulation contractor
  • Soundproofing contractors
  • Styrofoam insulation installation
  • Suspended ceiling installation
  • Taping and finishing drywall
  • Urethane foam insulation application
  • Wall cavity and attic space insulation installation
Insurance Conversion Table for NAICS Code 238310

Looking for an insurance classification other than the North American Industry Classification System? If a company falls within the industry defined on this page, then the class codes mentioned below may be applicable. Please note that the bulleted cross-reference guide below is not authoritative. Users should have an insurance professional review to ensure proper insurance classification.

  • NCCI WC (Varies by state): 5445, 5479, 5020, 5480NAICS 238310
  • CA WC: 5446, 5479, 5020, 5484
  • DE WC: 645, 647, 649, 669
  • PA WC: 645, 647, 649, 669
  • MI WC: 5445, 5479, 5020, 5480
  • NJ WC: 5445, 5479, 5409, 5480
  • NY WC: 5445, 5479, 5480
  • WY WC: 238310
  • GL: 92338, 96408, 96410, 96409, 91341
  • SIC: 1742

Resources: Praxiom, AceGroupTDICalifornia Division of Workers Compensation, Delaware Workers Compensation Manual, Pennsylvania Workers Compensation Manual, Michigan Workers’ Compensation Placement Facility: Classification Definitions, New Jersey Workers Compensation and Employers Liability Insurance Manual, New York Workers Compensation and Employers Liability, North American Industry Classification System, Florida Underwriting Guide: Commercial General Liability Classifications,  Standard Industrial Classifications.

The suggested cross reference guide for NAICS code 238310 is based on our research using the resources cited above.

Correlating Code Breakdown for North American Industry Classification System

NAICS codes are broken down by digit. The broadest description starts with the 2 digit sector codes. The 3 digit subsector codes are more specific, then the 4 digit industry group, 5 digit industry, and the most specific is the 6 digit NAICS code (Where you are now). If the code on this page does not describe the industry of the business in question, then select the largest applicable code below. From there, follow through the progression of smaller digits to the larger digits in order to obtain the most specific 6 digit classification.

Other helpful NAICS Downloads

View the download page for the material below.

NAICS Code 238310