221121

Electric Bulk Power Transmission and Control

Utilities › Utilities › Electric Power Generation, Transmission and Distribution

SBA Size Standard

950 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

221121

National Industry (This Code)

Electric Bulk Power Transmission and Control

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 transmission systems and/or controlling (i.e., regulating voltages) the transmission of electricity from the generating source to distribution centers or other electric utilities. The transmission system includes lines and transformer stations.

✓ Small Business Eligibility at a Glance

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

Size Standard

950 employees

Measurement Period

Current count

Standard Type

Employee-Based

Applies To

All contracts under NAICS 221121

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:

Generating electric energy--are classified in Industry 22111, Electric Power Generation; and
Distributing electricity to final consumers--are classified in U.S. Industry 221122, Electric Power Distribution.

How to Use NAICS 221121 in SAM.gov

NAICS code 221121Electric Bulk Power Transmission and Control — 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 950 employees, your business must be at or below this threshold to qualify as a small business for set-aside contracts under NAICS 221121.

Log in Entity Registration Goods & Services Add NAICS Code Enter 221121 Save

Frequently Asked Questions

What is NAICS code 221121?

NAICS code 221121 is 'Electric Bulk Power Transmission and Control', classified under the Utilities sector (NAICS 22). This U.S. industry comprises establishments primarily engaged in operating electric power transmission systems and/or controlling (i.e., regulating voltages) the transmission of electricity from the g

What is the SBA small business size standard for NAICS code 221121?

The SBA defines a small business under NAICS code 221121 (Electric Bulk Power Transmission and Control) as one with 950 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 221121 in SAM.gov?

To register NAICS code 221121 in SAM.gov: (1) Log in at sam.gov, (2) Navigate to your Entity Registration, (3) Go to the Assertions section, (4) Add 221121 (Electric Bulk Power Transmission and Control) to your NAICS code list. You may designate one code as your Primary NAICS code.

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Related NAICS Codes

Other codes in Electric Power Generation, Transmission and Distribution

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