212115 - Underground Coal Mining

Underground coal mining plays a crucial role in the energy sector and industrial supply chains, providing essential resources that power economies worldwide. For businesses, contractors, and government agencies, understanding NAICS code 212115 - Underground Coal Mining is key to navigating the mining industry's regulatory, bidding, and operational landscapes. This detailed guide breaks down everything you need to know about this specific NAICS code, its sector, business activities, and eligibility standards.

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What is NAICS Code 212115?

NAICS Code 212115 designates the industry classification for Underground Coal Mining. This code covers the specialized extraction of coal from underground mine sites through a variety of mining methods. It encompasses both the development and operation of underground coal mines, including associated preparation plants that process the coal to meet market specifications.

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Sector Overview: Mining, Quarrying, and Oil and Gas Extraction

Underground coal mining falls under the broader Mining, Quarrying, and Oil and Gas Extraction sector. This sector is vital to extracting natural resources that serve as raw materials for manufacturing, energy production, and infrastructure development.

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Key Business Activities Under NAICS 212115

Businesses classified under this NAICS code typically engage in the following activities:

• Development of underground mine sites for bituminous coal and anthracite
• Extraction of bituminous coal, anthracite, semianthracite, semibituminous, and subbituminous coal using underground mining techniques
• Operation and maintenance of coal mines, ensuring safe and efficient coal recovery
• Processing and preparation of coal in underground mine-associated facilities

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Eligibility & Size Standards

For small business certifications and contracting eligibility purposes, businesses under NAICS 212115 must adhere to size standards defined by number of employees:

• Size Standard: 1,500 employees

This size standard means a company is considered "small" if it has 1,500 or fewer employees, including all affiliates.

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Examples of Businesses Engaged in NAICS 212115 Activities

• Bituminous coal underground mining companies
• Anthracite coal extraction enterprises
• Coal mine operation and maintenance service providers
• Companies involved in underground coal seam mining development

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NAICS Code 212115 Details Table

Code Component	Description
NAICS Code	212115
Title	Underground Coal Mining
Sector	Mining, Quarrying, and Oil and Gas Extraction
Activities Covered	- Bituminous coal or anthracite underground mine site development - Bituminous coal or anthracite underground mining - Coal, bituminous or anthracite, underground mining - Hard coal (anthracite) underground mining - Semianthracite underground mining - Semibituminous coal underground mining - Subbituminous coal underground mining
Typical Business Types	Bituminous coal mining, Anthracite coal mining, Coal mine operation and maintenance
Size Standard (Employees)	1,500 employees

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Frequently Asked Questions (FAQ)

What types of coal are mined under NAICS 212115?

The classification covers bituminous coal, anthracite, semianthracite, semibituminous, and subbituminous coal extracted via underground mining methods.

Does NAICS 212115 include surface mining?

No, this code specifically applies to underground coal mining. Surface mining is classified separately under other NAICS codes.

What is the significance of the 1,500 employee size standard?

This size standard is used by government agencies and contracting officers to determine if a business qualifies as a small business for federal contracting purposes.

Are coal preparation plants included in this NAICS code?

Yes, preparation plants associated with underground coal mine operations fall within NAICS 212115.

Can subcontractors providing maintenance to underground coal mines be classified under this code?

Generally, maintenance service providers are classified under different NAICS codes unless their primary business activity is mining operations themselves.

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Conclusion

Understanding NAICS code 212115 - Underground Coal Mining is essential for businesses operating in or servicing the mining industry. From acquisition and extraction of coal resources to mine development and operation, this classification ensures clear identification and regulatory alignment. Whether you’re a government contractor, a mining company, or a service provider, knowing the specifics of this code can help target opportunities, comply with regulations, and optimize operations.

For more detailed insights on mining industry NAICS codes and government contracting tips, stay connected to our blog.

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Keywords: NAICS code 212115, underground coal mining, bituminous coal mining, anthracite coal, mining sector, coal preparation plants, mining industry size standards, coal mine operation