The following Product Service Codes (PSCs) are commonly associated with NAICS 921150, American Indian and Alaska Native Tribal Governments

PSC B503 Special Studies/Analysis—Archeological/Paleontological

Top Result Services

PSC R410 Support—Professional: Program Evaluation/Review/Development

Services

PSC C1LB Architect and Engineering—Construction: Highways, Roads, Streets, Bridges, and Railways

Services
Federal Category 4.2: Facilities & Construction Construction Related Services

PSC DA01 IT and Telecom—Business Application/Application Development Support Services (Labor)

Services
Federal Category 1.3: IT IT Professional Service (Labor)

Description
Support services for activities involved with application development and support to include analysis, design, development, coding, testing, and release packaging, as well as support of off-the-shelf Business Applications.

Includes
User Research, Human Center Design, Development/Security/Operations (DevSecOps), Customer Experience (UX)

Notes
Application development for new software projects and support for existing applications.

Possible NAICS Codes
541519 – Other Computer Related Services
541512 – Computer Systems Design Services
541511 – Custom Computer Programming Services
513210 – Software Publishers
518210 – Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services
541513 – Computer Facilities Management Services
334111 – Electronic Computer Manufacturing
541330 – Engineering Services
541611 – Administrative Management and General Management Consulting Services
517112 – Wireless Telecommunications Carriers (except Satellite)