NAICS Code 2371 — Utility System Construction

Industry Group in the official 2022 North American Industry Classification System (U.S. Census Bureau). It contains 3 direct sub-codes.

Code	2371
Title	Utility System Construction
Level	Industry Group (4-digit)
Edition	NAICS 2022 edition

Official definition (2022 NAICS)

This industry group comprises establishments primarily engaged in the construction of distribution lines and related buildings and structures for utilities (i.e., water, sewer, petroleum, gas, power, and communication). All structures (including buildings) that are integral parts of utility systems (e.g., storage tanks, pumping stations, power plants, and refineries) are included in this industry group.

Where 2371 sits in the hierarchy

Level	Code	Title
Sector	23	Construction
Subsector	237	Heavy and Civil Engineering Construction
Industry Group	2371	Utility System Construction

Codes under 2371

Code	Title
23711	Water and Sewer Line and Related Structures Construction
23712	Oil and Gas Pipeline and Related Structures Construction
23713	Power and Communication Line and Related Structures Construction

Related Industry Group codes

• 2372 — Land Subdivision
• 2373 — Highway, Street, and Bridge Construction
• 2379 — Other Heavy and Civil Engineering Construction

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.