Variant of North American Industry Classification System (NAICS) 2022 Version 1.0 for Industrial production (based on the 2008 International Recommendations for Industrial Statistics)

• 1 - Industrial production
• 21 - Mining, quarrying, and oil and gas extraction
• 213 - Support activities for mining, and oil and gas extraction

2131 - Support activities for mining, and oil and gas extraction

This industry group comprises establishments primarily engaged in providing support services, on a contract or fee basis, for the mining and quarrying of minerals and for the extraction of oil and gas. Establishments engaged in the exploration for minerals, other than oil or gas, are included. Exploration includes traditional prospecting methods, such as taking ore samples and making geological observations at prospective sites.