2022 NAICS national industry in sector 23 Construction
237130 Power and Communication Line and Related Structures Construction
NAICS 237130 is the US industry code for power and communication line and related structures construction. It covers establishments primarily engaged in the construction of power lines and towers, power plants, and radio, television, and telecommunications transmitting/receiving towers.
- Code
- 237130 (2022 NAICS)
- Title
- Power and Communication Line and Related Structures Construction
- Part of
- Utility System Construction
- SBA small business limit
- Average annual receipts up to $45 million
- Closest UK SIC
- 42210, 42220 (details)
Changes coming. The NAICS 2027 revision applies to data from 1 January 2027, and SBA proposed new size standards on 20 August 2026. The values on this page are the ones in force today; we update this page when the official files change.
Official definition
This industry comprises establishments primarily engaged in the construction of power lines and towers, power plants, and radio, television, and telecommunications transmitting/receiving towers. The work performed may include new work, reconstruction, rehabilitation, and repairs. Specialty trade contractors are included in this industry if they are engaged in activities primarily related to power and communication line and related structures construction. All structures (including buildings) that are integral parts of power and communication networks (e.g., transmitting towers, substations, and power plants) are included.
Examples Census gives
- Alternative energy (e.g., geothermal, ocean wave, solar, wind) structure construction
- Power line stringing
- Cellular phone tower construction
- Radio transmitting tower construction
- Co-generation plant construction
- Satellite receiving station construction
- Communication tower construction
- Nuclear power plant construction
- Telephone line stringing
- Electric light and power plant (except hydroelectric) construction
- Transformer station and substation, electric power, construction
- Electric power transmission line and tower construction
- Underground cable (e.g., fiber optic, electricity, telephone, cable television) laying
When to use a different code
Census classifies these close-sounding activities somewhere else. Businesses mainly engaged in:
- Constructing hydroelectric generating facilities are classified in Industry 237990, Other Heavy and Civil Engineering Construction.
- Constructing broadcast studios and similar nonresidential buildings are classified in Industry 236220, Commercial and Institutional Building Construction.
- Performing electrical work within buildings are classified in Industry 238210, Electrical Contractors and Other Wiring Installation Contractors.
- Line slashing or cutting (except maintenance) are classified in Industry 238910, Site Preparation Contractors.
- Installing and maintaining communication transmission lines and towers performed by telecommunications companies are classified in Subsector 517, Telecommunications.
- Installing and maintaining electric power lines and towers performed by electric utility companies are classified in Industry Group 2211, Electric Power Generation, Transmission and Distribution.
- Locating underground utility lines prior to digging are classified in Industry 561990, All Other Support Services.
- Tree and brush trimming for overhead utility lines are classified in Industry 561730, Landscaping Services.
Activities listed under 237130
The Census index assigns these 30 activities to this code. If your business matches one, this is your code.
- Alternative energy (e.g., geothermal, ocean wave, solar, wind) structure construction
- Cable laying (e.g., fiber optic, electricity, marine, telephone, cable television), including underground
- Cellular phone tower construction
- Co-generation plant construction
- Communication antenna construction
- Communication tower construction
- Construction management, power and communication transmission line
- Electric light and power plant (except hydroelectric) construction
- Electric power transmission line and tower construction
- Electricity generating plant (except hydroelectric) construction
- Fiber optic cable transmission line construction
- Microwave relay tower construction
- Nuclear power plant construction
- Pole line construction
- Power line stringing
- Power plant (except hydroelectric) construction
- Radio transmitting tower construction
- Satellite receiving station construction
- Solar power structure construction
- Substation and switching station, power transmission line, construction
- Telephone line construction
- Telephone line stringing
- Television transmitting tower construction
- Thermal power plant construction
- Tower, power distribution and communication, construction
- Transformer station and substation, electric power, construction
- Transmission and distribution line construction
- Underground cable (e.g., fiber optic, electricity, telephone, cable television) laying
- Utility line (i.e., communication, electric power), construction
- Wind power structure construction
SBA size standard for 237130
To count as a small business for SBA loans and federal contracts under NAICS 237130, your business (including affiliates) must not exceed $45 million in average annual receipts. Check your business.
Source: SBA table of size standards, effective March 17, 2023.
Closest UK SIC 2007 codes
There is no official one-to-one link between NAICS and UK SIC. These codes share the same international class (ISIC Rev. 4: 4220), so treat them as a starting point and check the definition.
- 42210Construction of utility projects for fluidsUK SIC
- 42220Construction of utility projects for electricity and telecommunicationsUK SIC
Built from Census concordances 2022→2017 NAICS and 2017 NAICS→ISIC Rev. 4.
Similar codes to compare
Data last changed November 14, 2026. How this page is built.