Naics code Naics crossreference
56162 Retailing motor vehicle security systems, with or without installation or repair services--are classified in Industry 44133, Automotive Parts and Accessories Retailers
56162 Providing key duplication services--are classified in Industry 81149, Other Personal and Household Goods Repair and Maintenance.
561621 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
561621 Installing alarm systems (e.g., fire, burglar), without selling or monitoring services--are classified in Industry 238210, Electrical Contractors and Other Wiring Installation Contractors
561621 Retailing motor vehicle security systems, with or without installation or repair services--are classified in Industry 441330, Automotive Parts and Accessories Retailers.
561622 Selling security systems, such as locking devices, safes, and vaults, without installation or maintenance services--are classified in Sector 42, Wholesale Trade, or Sector 44-45, Retail Trade
561622 Providing key duplication services--are classified in Industry 811490, Other Personal and Household Goods Repair and Maintenance.
561710 Establishments primarily engaged in providing pest control for crop or forestry production are classified in Subsector 115, Support Activities for Agriculture and Forestry.
561720 Cleaning building exteriors (except sandblasting and window cleaning) or chimneys--are classified in Industry 561790, Other Services to Buildings and Dwellings
561720 Sandblasting building exteriors--are classified in Industry 238990, All Other Specialty Trade Contractors