NAICS Code 213115 — Support Activities for Nonmetallic Minerals (except Fuels) Mining

National Industry in the official 2022 North American Industry Classification System (U.S. Census Bureau). It is one of 5 national industries under 21311 (Support Activities for Mining).

Code	213115
Title	Support Activities for Nonmetallic Minerals (except Fuels) Mining
Level	National Industry (6-digit)
Edition	NAICS 2022 edition
SBA size standard	$20.5 million in average annual receipts

Official definition (2022 NAICS)

This U.S. industry comprises establishments primarily engaged in providing support activities, on a contract or fee basis, for the mining and quarrying of nonmetallic minerals (except fuel) and for the extraction of nonmetallic minerals (except geophysical surveying and mapping, site preparation, construction, and transportation activities). Exploration for these minerals is included in this industry. Exploration services include traditional prospecting methods, such as taking core samples and making geological observations at prospective sites.

Is a business under 213115 "small"?

Under the SBA size standards (13 CFR 121.201, effective March 17, 2023), a business classified in NAICS 213115 qualifies as a small business if it does not exceed $20.5 million in average annual receipts. Small-business status determines eligibility for federal set-aside contracts, SAM.gov certifications and SBA loan programs — receipts are averaged over the latest 5 fiscal years.

Where 213115 sits in the hierarchy

Level	Code	Title
Sector	21	Mining, Quarrying, and Oil and Gas Extraction
Subsector	213	Support Activities for Mining
Industry Group	2131	Support Activities for Mining
NAICS Industry	21311	Support Activities for Mining
National Industry	213115	Support Activities for Nonmetallic Minerals (except Fuels) Mining

No direct SIC mapping is shown for this code: it was introduced or redefined after the official 1987 SIC ↔ 2002 NAICS concordance. Use the crosswalk tool to explore related legacy codes.

Related National Industry codes

• 213111 — Drilling Oil and Gas Wells
• 213112 — Support Activities for Oil and Gas Operations
• 213113 — Support Activities for Coal Mining
• 213114 — Support Activities for Metal Mining

Data: official 2022 NAICS structure, descriptions and Census concordances, U.S. Census Bureau — U.S. government works in the public domain (17 U.S.C. §105). Suggested reference, not an official determination.