221118

Other Electric Power Generation

Utilities › Utilities › Electric Power Generation, Transmission and Distribution

SBA Size Standard

650 employees

Employee-Based Verify at SBA.gov →

NAICS Code Hierarchy

22

Sector

Utilities

221

Subsector

Utilities

2211

Industry Group

Electric Power Generation, Transmission and Distribution

221118

National Industry (This Code)

Other Electric Power Generation

Official NAICS Description

Source: U.S. Census Bureau 2022 NAICS

📘 Source: U.S. Census Bureau — 2022 NAICS Manual
This U.S. industry comprises establishments primarily engaged in operating electric power generation facilities (except hydroelectric, fossil fuel, nuclear, solar, wind, geothermal, biomass). These facilities convert other forms of energy, such as tidal power, into electric energy. The electric energy produced in these establishments is provided to electric power transmission systems or to electric power distribution systems.

✓ Small Business Eligibility at a Glance

Based on SBA Table of Small Business Size Standards (2024)

Size Standard

650 employees

Measurement Period

Current count

Standard Type

Employee-Based

Applies To

All contracts under NAICS 221118

Set-Aside Programs

8(a), WOSB, HUBZone, SDVOSB

Certification Required

No (self-certify in SAM.gov)

Size standards are set by the SBA and reviewed periodically. Always verify at SBA.gov before bidding.

Cross-References

The following activities are classified elsewhere in the NAICS system:

Operating trash disposal incinerators that also generate electricity--are classified in U.S. Industry 562213, Solid Waste Combustors and Incinerators;
Operating hydroelectric power generation facilities--are classified in U.S. Industry 221111, Hydroelectric Power Generation;
Operating fossil fuel powered electric power generation facilities--are classified in U.S. Industry 221112, Fossil Fuel Electric Power Generation;
Operating nuclear electric power generation facilities--are classified in U.S. Industry 221113, Nuclear Electric Power Generation;
Operating solar electric power generation facilities--are classified in U.S. Industry 221114, Solar Electric Power Generation;
Operating wind electric power generation facilities--are classified in U.S. Industry 221115, Wind Electric Power Generation;
Operating geothermal electric power generation facilities--are classified in U.S. Industry 221116, Geothermal Electric Power Generation; and
Operating biomass electric power generation facilities--are classified in U.S. Industry 221117, Biomass Electric Power Generation.

How to Use NAICS 221118 in SAM.gov

NAICS code 221118Other Electric Power Generation — is used in SAM.gov to identify businesses whose primary activity falls within this classification. When you add this code to your SAM.gov entity registration, contracting officers searching for vendors in the Electric Power Generation, Transmission and Distribution space will be able to find your business.

If this code represents your primary business activity, designate it as your primary NAICS code. Your primary NAICS code determines your size standard for any contract solicited under this code. With a size standard of 650 employees, your business must be at or below this threshold to qualify as a small business for set-aside contracts under NAICS 221118.

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Frequently Asked Questions

What is NAICS code 221118?

NAICS code 221118 is 'Other Electric Power Generation', classified under the Utilities sector (NAICS 22). This U.S. industry comprises establishments primarily engaged in operating electric power generation facilities (except hydroelectric, fossil fuel, nuclear, solar, wind, geothermal, biomass). These f

What is the SBA small business size standard for NAICS code 221118?

The SBA defines a small business under NAICS code 221118 (Other Electric Power Generation) as one with 650 employees. This size standard determines eligibility for small business set-aside contracts, 8(a), HUBZone, WOSB, and SDVOSB programs in SAM.gov.

How do I register NAICS code 221118 in SAM.gov?

To register NAICS code 221118 in SAM.gov: (1) Log in at sam.gov, (2) Navigate to your Entity Registration, (3) Go to the Assertions section, (4) Add 221118 (Other Electric Power Generation) to your NAICS code list. You may designate one code as your Primary NAICS code.

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