212115 NEW 2022

Underground Coal Mining

Mining, Quarrying, and Oil and Gas Extraction › Mining (except Oil and Gas) › Coal Mining

SBA Size Standard

1,500 employees

Employee-Based Verify at SBA.gov →

NAICS Code Hierarchy

21

Sector

Mining, Quarrying, and Oil and Gas Extraction

212

Subsector

Mining (except Oil and Gas)

2121

Industry Group

Coal Mining

212115

National Industry (This Code)

Underground Coal Mining

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 one or more of the following: (1) underground mining of bituminous and anthracite coal; (2) developing bituminous and anthracite coal underground mine sites; and (3) underground mining and beneficiating (e.g., cleaning, washing, screening, and sizing) of bituminous and anthracite coal.

✓ Small Business Eligibility at a Glance

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

Size Standard

1,500 employees

Measurement Period

Current count

Standard Type

Employee-Based

Applies To

All contracts under NAICS 212115

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:

Surface mining and/or beneficiating of bituminous coal, lignite, and anthracite coal--are classified in U.S. Industry 212114, Surface Coal Mining;
Providing support activities (except geophysical surveying and mapping, site preparation, construction, and transportation) for the mining of coal on a contract or fee basis--are classified in U.S. Industry 213113, Support Activities for Coal Mining;
Manufacturing coke oven products in coke oven establishments--are classified in U.S. Industry 324199, All Other Petroleum and Coal Products Manufacturing; and
Manufacturing coal products in steel mills--are classified in Industry 331110, Iron and Steel Mills and Ferroalloy Manufacturing.

How to Use NAICS 212115 in SAM.gov

NAICS code 212115Underground Coal Mining — 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 Coal Mining 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 1,500 employees, your business must be at or below this threshold to qualify as a small business for set-aside contracts under NAICS 212115.

Log in Entity Registration Goods & Services Add NAICS Code Enter 212115 Save

Frequently Asked Questions

What is NAICS code 212115?

NAICS code 212115 is 'Underground Coal Mining', classified under the Mining, Quarrying, and Oil and Gas Extraction sector (NAICS 21). This U.S. industry comprises establishments primarily engaged in one or more of the following: (1) underground mining of bituminous and anthracite coal; (2) developing bituminous and anthracite coal u

What is the SBA small business size standard for NAICS code 212115?

The SBA defines a small business under NAICS code 212115 (Underground Coal Mining) as one with 1,500 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 212115 in SAM.gov?

To register NAICS code 212115 in SAM.gov: (1) Log in at sam.gov, (2) Navigate to your Entity Registration, (3) Go to the Assertions section, (4) Add 212115 (Underground Coal Mining) to your NAICS code list. You may designate one code as your Primary NAICS code.

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