# NAICS code for drywall The NAICS code for drywall is 238310 (Drywall and Insulation Contractors). Its SBA small business size standard is $19 million in average annual receipts. This industry comprises establishments primarily engaged in drywall, plaster work, and building insulation work. List 238310 as your primary NAICS code in SAM.gov if drywall is your main line of business.Source: NAICS 2022 (Census).Official source: [U.S. Census Bureau NAICS](https://www.census.gov/naics/) | Industry | Drywall | | --- | --- | | Primary NAICS | [238310](https://samgovapi.io/naics/238310) | | Title | Drywall and Insulation Contractors | | Size standard | $19 million in average annual receipts (13 CFR 121.201) | ## Nearby codes in the same industry group | Code | Title | Size standard | | --- | --- | --- | | [238310](https://samgovapi.io/naics/238310) | Drywall and Insulation Contractors | $19 million in average annual receipts | | [238320](https://samgovapi.io/naics/238320) | Painting and Wall Covering Contractors | $19 million in average annual receipts | | [238330](https://samgovapi.io/naics/238330) | Flooring Contractors | $19 million in average annual receipts | | [238340](https://samgovapi.io/naics/238340) | Tile and Terrazzo Contractors | $19 million in average annual receipts | | [238350](https://samgovapi.io/naics/238350) | Finish Carpentry Contractors | $19 million in average annual receipts | ## What NAICS 238310 covers 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. ## Examples classified under 238310 - 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 ## Get this as JSON ``` curl "https://samgovapi.io/api/v1/naics/238310" \ -H "Authorization: Bearer sg_YOUR_KEY" ``` MCP tool: `naics_lookup`Keys start free, with no card. [Get a free API key](https://samgovapi.io/sign-up) or read the [docs](https://samgovapi.io/docs). ## Questions What is the NAICS code for drywall?The NAICS code most used for drywall is 238310, Drywall and Insulation Contractors.Is a drywall business small for federal contracts?For NAICS 238310, a business is small at or under $19 million in average annual receipts (13 CFR 121.201), counting affiliates.Can I list more than one NAICS code?Yes. A SAM.gov registration can list many NAICS codes with one marked primary; each solicitation names the single code that applies to it. ## Related - [NAICS 238310](https://samgovapi.io/naics/238310) - [NAICS code lookup](https://samgovapi.io/naics-code-lookup) - [Size standard checker](https://samgovapi.io/size-standard-checker) - [NAICS code for an industry](https://samgovapi.io/naics-code-for)Independent. Not affiliated with, endorsed by or sponsored by GSA, SAM.gov or any U.S. government agency. Registering in SAM.gov is free at sam.gov.

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