PSC AS31 Transportation R&D Services; Water Transportation; Basic Research

Federal Category 17.3: Research and Development Technology Base

Possible NAICS Codes
541690 – Other Scientific and Technical Consulting Services
611310 – Colleges, Universities, and Professional Schools
541611 – Administrative Management and General Management Consulting Services
541330 – Engineering Services
541990 – All Other Professional, Scientific, and Technical Services
541715 – Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)