North American Industry Classification System (NAICS) code 213113 is used by federal buyers for market research, set-aside size standards, and reporting. Official titles come from the Census Bureau NAICS structure.
Official definition
This U.S. industry comprises establishments primarily engaged in providing support activities for coal mining (except geophysical surveying and mapping, site preparation, construction, and transportation activities) on a contract or fee basis. Exploration for coal is included in this industry. Exploration services include traditional prospecting methods, such as taking core samples and making geological observations at prospective sites.
- Official title
- Support Activities for Coal Mining
- Code level
- 6
- Parent industry
- Support Activities for Mining 21311
- Open opportunities
- 0 open · 3 active
SBA small-business size standard
$27.5M average annual receipts
Average annual receipts basis
Check this standard and its exceptionsExcluded or separately classified activities
Official Census cross-references identify activities that belong under another North American Industry Classification System (NAICS) code.
Operating coal mines or quarries on a contract or fee basis--are classified in Industry 21211, Coal Mining, based on the type of mine;
Performing geophysical surveying and mapping services for coal on a contract or fee basis--are classified in Industry 541360, Geophysical Surveying and Mapping Services;
Providing transportation activities on a contract or fee basis--are classified in Sector 48-49, Transportation and Warehousing, based on the primary activity.
Site preparation and related construction activities on a contract or fee basis--are classified in Industry 238910, Site Preparation Contractors; and
Source and edition
2022 NAICS Manual definition and reference material from the U.S. Census Bureau.