PSC AS13 Transportation R&D Svcs; Surface Transportation, Public Transit, & Rail; Experimental Development

R&D
Federal Category 17.1: Research and Development Systems Development

Possible NAICS Codes
621910 – Ambulance Services
541715 – Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
481211 – Nonscheduled Chartered Passenger Air Transportation