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
541690 – Other Scientific and Technical Consulting Services
541611 – Administrative Management and General Management Consulting Services
541930 – Translation and Interpretation Services
621112 – Offices of Physicians, Mental Health Specialists
541618 – Other Management Consulting Services
541330 – Engineering Services
531320 – Offices of Real Estate Appraisers

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
541191 – Title Abstract and Settlement Offices
541611 – Administrative Management and General Management Consulting Services
541990 – All Other Professional, Scientific, and Technical Services
541519 – Other Computer Related Services
561611 – Investigation and Personal Background Check Services
813311 – Human Rights Organizations
561320 – Temporary Help Services

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
721110 – Hotels (except Casino Hotels) and Motels
711510 – Independent Artists, Writers, and Performers
541330 – Engineering Services
541690 – Other Scientific and Technical Consulting Services
611430 – Professional and Management Development Training
541519 – Other Computer Related Services
561320 – Temporary Help 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
541990 – All Other Professional, Scientific, and Technical Services
561210 – Facilities Support Services
561990 – All Other Support Services
541330 – Engineering Services
541199 – All Other Legal Services
721211 – RV (Recreational Vehicle) Parks and Campgrounds
541519 – Other Computer Related Services

Description
Patent and Trademark Services

Possible NAICS Codes
541110 – Offices of Lawyers
541199 – All Other Legal Services
541990 – All Other Professional, Scientific, and Technical Services
541611 – Administrative Management and General Management Consulting Services
561611 – Investigation and Personal Background Check Services
541340 – Drafting Services
713940 – Fitness and Recreational Sports Centers
522310 – Mortgage and Nonmortgage Loan Brokers
425120 – Wholesale Trade Agents and Brokers
513210 – Software Publishers

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
541618 – Other Management Consulting Services
541512 – Computer Systems Design Services
541511 – Custom Computer Programming 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
541690 – Other Scientific and Technical Consulting Services
541512 – Computer Systems Design Services
561990 – All Other Support Services
541511 – Custom Computer Programming Services

Description
Other Transportation Travel and Relocation Services

Possible NAICS Codes
484210 – Used Household and Office Goods Moving
721110 – Hotels (except Casino Hotels) and Motels
492110 – Couriers and Express Delivery Services
485999 – All Other Transit and Ground Passenger Transportation
488490 – Other Support Activities for Road Transportation
488510 – Freight Transportation Arrangement
485991 – Special Needs Transportation
423860 – Transportation Equipment and Supplies (except Motor Vehicle) Merchant Wholesalers
485111 – Mixed Mode Transit Systems
488999 – All Other Support Activities for Transportation

Description
Court Reporting Services

Excludes
Excludes: Transcription (PSC R603), Stenographic (PSC R 609)

Possible NAICS Codes
561492 – Court Reporting and Stenotype Services
561320 – Temporary Help Services
561410 – Document Preparation Services
541199 – All Other Legal Services

Description
Legal Studies

Possible NAICS Codes
922130 – Legal Counsel and Prosecution
541199 – All Other Legal Services
541110 – Offices of Lawyers
541990 – All Other Professional, Scientific, and Technical Services
921190 – Other General Government Support
621112 – Offices of Physicians, Mental Health Specialists
541620 – Environmental Consulting Services
561990 – All Other Support Services
523910 – Miscellaneous Intermediation
519290 – Web Search Portals and All Other Information Services

Description
Personal Services Contracts

Possible NAICS Codes
812990 – All Other Personal Services
541990 – All Other Professional, Scientific, and Technical Services
541611 – Administrative Management and General Management Consulting Services
928120 – International Affairs
561320 – Temporary Help Services
622110 – General Medical and Surgical Hospitals
561110 – Office Administrative Services
921190 – Other General Government Support
541519 – Other Computer Related Services
561210 – Facilities Support 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
541690 – Other Scientific and Technical Consulting Services
541720 – Research and Development in the Social Sciences and Humanities
541330 – Engineering Services
541715 – Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
541620 – Environmental Consulting Services
541713 – Research and Development in Nanotechnology
561320 – Temporary Help Services
541211 – Offices of Certified Public Accountants

Description
Support services for data center facilities that house and protect critical IT equipment including the space, power, environment controls, racks, cabling and "smart hand" support. Includes tiered and non-tiered computer rooms, MDF/Telco closets and other facilities that house IT equipment.

Possible NAICS Codes
541519 – Other Computer Related Services
238210 – Electrical Contractors and Other Wiring Installation Contractors
541513 – Computer Facilities Management Services
541512 – Computer Systems Design Services
513210 – Software Publishers
541330 – Engineering Services
541511 – Custom Computer Programming Services
517111 – Wired Telecommunications Carriers
811210 – Electronic and Precision Equipment Repair and Maintenance
334111 – Electronic Computer Manufacturing

Description
Transcription Services

Excludes
Excludes: Court Reporting (PSC R606); Stenographic (PSC R609)

Possible NAICS Codes
561492 – Court Reporting and Stenotype Services
541930 – Translation and Interpretation Services
561410 – Document Preparation Services
561320 – Temporary Help Services
561210 – Facilities Support Services
518210 – Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services
541519 – Other Computer Related Services
561110 – Office Administrative Services
541199 – All Other Legal Services
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
541690 – Other Scientific and Technical Consulting Services
541512 – Computer Systems Design Services
611430 – Professional and Management Development Training
541519 – Other Computer Related Services
611710 – Educational Support Services
541720 – Research and Development in the Social Sciences and Humanities