Variant of North American Industry Classification System (NAICS) 2022 Version 1.0 for Energy sector

• Non E - Industries not included in the energy sector
• 91 - Public administration
• 911 - Federal government public administration^CAN
• 9112 - Federal protective services^CAN

91122 - Federal correctional services^CAN

This industry comprises establishments of the federal government primarily engaged in providing the incarceration and rehabilitation services of prisons and other detention establishments.