SIC Code 9621 Regulation and Administration of Transportation


Public Administration


Government establishments primarily engaged in regulation, licensing, planning, inspection and investigation of transportation services and facilities. Motor vehicle and operator licensing is classified here. Establishments of the Coast Guard that perform functions related to the regulation, administration and operation of transportation are included here. Also included in this industry are civilian government air traffic control and aircraft inspection establishments.

Cross References

Parking authorities are classified here, but the operators of lots and garages are classified in Services, Industry 7521. Operators of railroads, subways, depots, ports, toll roads and bridges, and other transportation facilities are classified in Transportation and Public Utilities

Industry Leaders

Further Classification

6-digit SIC

  • 962101Federal Government-transportation Prgrms
  • 962102State Government-transportation Programs
  • 962103County Govt-transportation Programs
  • 962104City Government-transportation Programs
  • 962105Port Services
  • 962107Transportation Authorities
  • 962108Aircraft Inspection

7-digit SIC

  • 9621001Government-transportation Programs
  • 9621002State Government-transportation Programs
  • 9621003Federal Government-transportation Programs
  • 9621004Government-air Traffic Control Operations
  • 9621005Bureau Of Public Roads
  • 9621006City Government-transportation Programs
  • 9621007Coast Guard For Transportation Programs
  • 9621008Nonoperating Government For Transportation Programs
  • 9621009Government-motor Vehicle Licensing & Inspections
  • 9621010County Government-transportation Programs
  • 9621011Licensing Agencies
  • 9621012Transportation Licensing & Inspections
  • 9621013Aircraft Regulating Agencies
  • 9621014Water Vessel Regulation
  • 9621015Transit System Authorities
  • 9621016Port Authorities
  • 9621017Aircraft Inspection
  • 9621018Port Services
  • 9621019Motor Carrier Licensing & Inspection Office, Government
  • 9621020Regulation, Administration Of Transportation
  • 9621021Interstate Commerce Commission
  • 9621022Railroad & Warehouse Commission

8-digit SIC

  • 96210000Regulation, Administration Of Transportation
  • 96210100Aircraft Regulating Agencies
  • 96210101Air Traffic Control Operations, Government
  • 96210102Aircraft Inspection, Government
  • 96210200Licensing Agencies
  • 96210201Licensing, Inspection: Transportation Facilities, Services
  • 96210202Motor Carrier Licensing And Inspection Office, Government
  • 96210203Motor Vehicle Licensing And Inspection Office, Government
  • 96210300Water Vessels And Port Regulating Agencies
  • 96210301Coast Guard, Regulation And Administration Of Transportation
  • 96210302Port Authority Or District: Government, Nonoperating
  • 96210400Regulation, Administration Of Transportation, Level Of Gover
  • 96210401Regulation, Administration Of Transportation, Federal Govern
  • 96210402Regulation, Administration Of Transportation, State Governme
  • 96210403Regulation, Administration Of Transportation, County Governm
  • 96210404Regulation, Administration Of Transportation, Local Governme
  • 96219901Bureau Of Public Roads
  • 96219902Interstate Commerce Commission
  • 96219903Railroad And Warehouse Commission, Government
  • 96219904Transit System Or Authority: Government, Nonoperating
  • 96219905Transportation Department: Government, Nonoperating