Description
Other Professional Services

Possible NAICS Codes
493190 – Other Warehousing and Storage
541611 – Administrative Management and General Management Consulting Services
541990 – All Other Professional, Scientific, and Technical Services
541690 – Other Scientific and Technical Consulting Services
711510 – Independent Artists, Writers, and Performers
541330 – Engineering Services
541519 – Other Computer Related Services
611430 – Professional and Management Development Training
721110 – Hotels (except Casino Hotels) and Motels
561320 – Temporary Help Services

Description
Program Management/Support Services

Includes
Includes: Situations Where The Contractor is Solely Responsible for Program Management As Well As Situations Where the Contractor Provides Program Management Support to A Government Program Manager

Excludes
Excludes: Program Evaluations/Review/Dev(PSC R410); Contract/Procurement/Acquisition Support (PSC R707)

Possible NAICS Codes
541611 – Administrative Management and General Management Consulting Services
541330 – Engineering Services
541990 – All Other Professional, Scientific, and Technical Services
541690 – Other Scientific and Technical Consulting Services
541519 – Other Computer Related Services
561210 – Facilities Support Services
541512 – Computer Systems Design Services
541511 – Custom Computer Programming Services
541618 – Other Management Consulting Services
561920 – Convention and Trade Show Organizers

Description
Other Management Support Services

Possible NAICS Codes
541611 – Administrative Management and General Management Consulting Services
561320 – Temporary Help Services
561210 – Facilities Support Services
541519 – Other Computer Related Services
541990 – All Other Professional, Scientific, and Technical Services
541330 – Engineering Services
541511 – Custom Computer Programming Services
541512 – Computer Systems Design Services
541618 – Other Management Consulting Services
541690 – Other Scientific and Technical Consulting Services

Description
Expert Witness

Possible NAICS Codes
621111 – Offices of Physicians (except Mental Health Specialists)
541199 – All Other Legal Services
541990 – All Other Professional, Scientific, and Technical Services
541611 – Administrative Management and General Management Consulting Services
541690 – Other Scientific and Technical Consulting Services
531320 – Offices of Real Estate Appraisers
621112 – Offices of Physicians, Mental Health Specialists
541330 – Engineering Services
541930 – Translation and Interpretation Services
541618 – Other Management Consulting Services

Description
Other Administrative Support Services

Possible NAICS Codes
541611 – Administrative Management and General Management Consulting Services
561110 – Office Administrative Services
561320 – Temporary Help Services
561210 – Facilities Support Services
541990 – All Other Professional, Scientific, and Technical Services
561990 – All Other Support Services
541330 – Engineering Services
541199 – All Other Legal Services
541519 – Other Computer Related Services
721211 – RV (Recreational Vehicle) Parks and Campgrounds

Description
Dependent Medicare Services

Possible NAICS Codes
541618 – Other Management Consulting Services
621492 – Kidney Dialysis Centers
561320 – Temporary Help Services
622110 – General Medical and Surgical Hospitals
621511 – Medical Laboratories
621111 – Offices of Physicians (except Mental Health Specialists)
562119 – Other Waste Collection
541611 – Administrative Management and General Management Consulting Services

Description
Other Education and Training Services

Possible NAICS Codes
611430 – Professional and Management Development Training
611710 – Educational Support Services
611512 – Flight Training
611699 – All Other Miscellaneous Schools and Instruction
611519 – Other Technical and Trade Schools
541611 – Administrative Management and General Management Consulting Services
611630 – Language Schools
611420 – Computer Training
611310 – Colleges, Universities, and Professional Schools
541990 – All Other Professional, Scientific, and Technical Services

Includes
PROGRAM MANAGEMENT/SUPPORT (PSC R408), CONTRACT/PROCUREMENT/ACQUISITION SUPPORT (PSC R707)

Excludes
Excludes: Program Management/Support(PSC R408); Contract/Procurement/Acquisition Support (PSC R707)

Possible NAICS Codes
541611 – Administrative Management and General Management Consulting Services
541990 – All Other Professional, Scientific, and Technical Services
541620 – Environmental Consulting Services
541330 – Engineering Services
541512 – Computer Systems Design Services
611710 – Educational Support Services
541690 – Other Scientific and Technical Consulting Services
541715 – Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
611430 – Professional and Management Development Training
541519 – Other Computer Related Services

Description
Inspection and Laboratory Services (except medical/dental): Subsistence

Includes
Includes: Commercial Testing and Laboratory Services

Excludes
Excludes: Medical and Dental Laboratory Services

Possible NAICS Codes
541618 – Other Management Consulting Services
488390 – Other Support Activities for Water Transportation
541380 – Testing Laboratories and Services

Description
Engineering and Technical Services

Includes
Includes: System Engineering, Technical Assistance and Other Services Used to Support the Program Office During the Acquisition Cycle

Excludes
Excludes: Language Translation and Sign Language Interpretation (PSC R608)

Possible NAICS Codes
541330 – Engineering Services
541990 – All Other Professional, Scientific, and Technical Services
541512 – Computer Systems Design Services
541715 – Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
541690 – Other Scientific and Technical Consulting Services
541620 – Environmental Consulting Services
541611 – Administrative Management and General Management Consulting Services
541519 – Other Computer Related Services
336611 – Ship Building and Repairing
541511 – Custom Computer Programming Services

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
517111 – Wired Telecommunications Carriers
513210 – Software Publishers
334111 – Electronic Computer Manufacturing
811210 – Electronic and Precision Equipment Repair and Maintenance
518210 – Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services
541513 – Computer Facilities Management Services
517122 – Agents for Wireless Telecommunications Services

Description
Energy Studies

Possible NAICS Codes
541618 – Other Management Consulting Services
541330 – Engineering Services
541690 – Other Scientific and Technical Consulting Services
561210 – Facilities Support Services
541611 – Administrative Management and General Management Consulting Services
813920 – Professional Organizations
541350 – Building Inspection Services
611430 – Professional and Management Development Training
541620 – Environmental Consulting Services
541380 – Testing Laboratories and Services

Description
Travel Agent Services

Possible NAICS Codes
561510 – Travel Agencies
721110 – Hotels (except Casino Hotels) and Motels
488510 – Freight Transportation Arrangement
485410 – School and Employee Bus Transportation
423860 – Transportation Equipment and Supplies (except Motor Vehicle) Merchant Wholesalers
541618 – Other Management Consulting Services
488991 – Packing and Crating
532310 – General Rental Centers
561599 – All Other Travel Arrangement and Reservation Services
484210 – Used Household and Office Goods Moving

Description
Legal Services

Includes
Includes: Attorney Services, Such as Testimony Preparation, Adjudication; Arbitration; Mediation

Excludes
Excludes: Environmental Legal Support (PSC F115), Expert Witness (PSC R424), Court Reporting (PSC R606)

Possible NAICS Codes
541110 – Offices of Lawyers
541199 – All Other Legal Services
922130 – Legal Counsel and Prosecution
541611 – Administrative Management and General Management Consulting Services
541990 – All Other Professional, Scientific, and Technical Services
541191 – Title Abstract and Settlement Offices
541519 – Other Computer Related Services
561611 – Investigation and Personal Background Check Services
813311 – Human Rights Organizations
561320 – Temporary Help Services

Description
Operations Research and Quantitative Analysis Services

Possible NAICS Codes
541611 – Administrative Management and General Management Consulting Services
541990 – All Other Professional, Scientific, and Technical Services
541720 – Research and Development in the Social Sciences and Humanities
541715 – Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
541690 – Other Scientific and Technical Consulting Services
541330 – Engineering Services
541620 – Environmental Consulting Services
541713 – Research and Development in Nanotechnology
541519 – Other Computer Related Services
561320 – Temporary Help Services