2022 NAICS industry in sector 22 Utilities

22111 Electric Power Generation

NAICS 22111 is the US industry code for electric power generation. It covers establishments primarily engaged in operating electric power generation facilities.

Official definition

This industry comprises establishments primarily engaged in operating electric power generation facilities. These facilities convert other forms of energy, such as water power (i.e., hydroelectric), fossil fuels, nuclear power, and solar power, into electrical energy. The establishments in this industry produce electric energy and provide electricity to transmission systems or to electric power distribution systems.

Source: US Census Bureau, 2022 NAICS descriptions.

When to use a different code

Census classifies these close-sounding activities somewhere else. Businesses mainly engaged in:

Operating trash incinerators that also generate electricity are classified in Industry 56221, Waste Treatment and Disposal.
Installing solar panels or solar heating equipment are classified in Industry Group 2382, Building Equipment Contractors.

Source: US Census Bureau, 2022 NAICS cross-references.

Codes in 22111

Data last changed November 14, 2026. How this page is built.