NAICS Code
561621 - Security Systems Services (except Locksmiths)

The description for the NAICS Code 561621 - Security Systems Services (except Locksmiths) is:

This U.S. Industry Comprises Establishments Primarily Engaged In (1) Selling Security Alarm Systems, Such As Burglar and Fire Alarms, Along With Installation, Repair, or Monitoring Services or (2) Remote Monitoring Of Electronic Security Alarm Systems.

• Alarm system monitoring services
• Alarm systems sales combined with installation, repair, or monitoring services
• Burglar alarm monitoring services
• Burglar alarm sales combined with installation, repair, or monitoring services
• Fire alarm monitoring services
• Fire alarm sales combined with installation, repair, or monitoring services
• Security alarm systems sales combined with installation, repair, or monitoring services
• Security system monitoring services

The related North American Industry Classification System Code(s) for NAICS Code 561621 - Security Systems Services (except Locksmiths) is:

• Selling security alarm systems for buildings, without installation, repair, or monitoring services--are classified in Sector 42, Wholesale Trade or Sector 44-45, Retail Trade; and
• Retailing motor vehicle security systems with or without installation or repair services--are classified in Industry 441310, Automotive Parts and Accessories Stores.

The related GL Class Code(s) for NAICS Code 561621 - Security Systems Services (except Locksmiths) is:

The related SIC Code(s) for NAICS Code 561621 - Security Systems Services (except Locksmiths) is:

Description for 1731 Electrical Work

Special trade contractors primarily engaged in electrical work at the site. The construction of transmission lines is classified in Industry 1623, and electrical work carried on in repair shops is classified in Services, Industry Group 762. Establishments primarily engaged in monitoring of burglar and fire alarms with incidental installation are classified in Services, Industry 7382.

• Burglar alarm installation-contractors
• Cable splicing, electrical-contractors
• Cable television hookup-contractors
• Communications equipment installation-contractors
• Electrical repair at site of construction-contractors
• Electrical work-contractors
• Electronic control system installation-contractors
• Fire alarm installation-contractors
• Highway lighting and electrical signal construction-contractors
• Intercommunications equipment installation-contractors
• Sound equipment installation-contractors
• Telecommunications equipment installation-contractors
• Telephone and telephone equipment installation-contractors

Description for 7382 Security Systems Services

Establishments primarily engaged in monitoring and maintaining security systems devices, such as burglar and fire alarms. Establishments of this industry may sell or lease and install the security systems which they monitor and maintain. Establishments primarily engaged in the sales and installation, or installation only, of such devices are classified in Construction, Industry 1731.

• Burglar alarm monitoring and maintenance
• Fire alarm monitoring and maintenance
• Security systems devices, burglar and fire alarm: monitoring and

The related NCCI Code(s) for 561621 - Security Systems Services (except Locksmiths) is:

The related CA Workers Comp Class Code(s) for NAICS Code 561621 is:

The related DE Workers Comp Class Code(s) for NAICS Code 561621 is:

The related MI Workers Comp Class Code(s) for NAICS Code 561621 is:

The related NJ Workers Comp Class Code(s) for NAICS Code 561621 is:

The related NY Workers Comp Class Code(s) for NAICS Code 561621 is:

The related PA Workers Comp Class Code(s) for NAICS Code 561621 is:

The related TX Workers Comp Class Code(s) for NAICS Code 561621 is: