Description
Information Retrieval

Includes
Includes: Service Related to Search and Storage of Text Images, Video, and Other Such Data

Possible NAICS Codes
519290 – Web Search Portals and All Other Information Services
518210 – Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services
561611 – Investigation and Personal Background Check Services
541519 – Other Computer Related Services
541990 – All Other Professional, Scientific, and Technical Services
519210 – Libraries and Archives
513210 – Software Publishers
921190 – Other General Government Support
541611 – Administrative Management and General Management Consulting Services
923130 – Administration of Human Resource Programs (except Education, Public Health, and Veterans' Affairs Programs)

Description
Auditing Services

Possible NAICS Codes
541211 – Offices of Certified Public Accountants
541611 – Administrative Management and General Management Consulting Services
541219 – Other Accounting Services
611430 – Professional and Management Development Training
541990 – All Other Professional, Scientific, and Technical Services
541519 – Other Computer Related Services

Description
Other Education and Training Services

Possible NAICS Codes
611430 – Professional and Management Development Training
611512 – Flight Training
611710 – Educational Support Services
611699 – All Other Miscellaneous Schools and Instruction
611630 – Language Schools
611519 – Other Technical and Trade Schools
541611 – Administrative Management and General Management Consulting Services
611310 – Colleges, Universities, and Professional Schools
611420 – Computer Training
611620 – Sports and Recreation Instruction

Description
Ambulance Service

Possible NAICS Codes
621910 – Ambulance Services
485991 – Special Needs Transportation
481211 – Nonscheduled Chartered Passenger Air Transportation

Description
Other Environmental Services, Studies, and Analytical Support

Possible NAICS Codes
541620 – Environmental Consulting Services
562910 – Remediation Services
541380 – Testing Laboratories and Services
541690 – Other Scientific and Technical Consulting Services
541330 – Engineering Services
115310 – Support Activities for Forestry
541611 – Administrative Management and General Management Consulting Services
541990 – All Other Professional, Scientific, and Technical Services
562211 – Hazardous Waste Treatment and Disposal
481212 – Nonscheduled Chartered Freight Air Transportation

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
541330 – Engineering Services

Possible NAICS Codes
488119 – Other Airport Operations
115310 – Support Activities for Forestry
488190 – Other Support Activities for Air Transportation
531120 – Lessors of Nonresidential Buildings (except Miniwarehouses)
481211 – Nonscheduled Chartered Passenger Air Transportation
481219 – Other Nonscheduled Air Transportation
561210 – Facilities Support Services

Description
Ammunition, through 30 mm

Includes
Components.

Possible NAICS Codes
332992 – Small Arms Ammunition Manufacturing
332994 – Small Arms, Ordnance, and Ordnance Accessories Manufacturing
332993 – Ammunition (except Small Arms) Manufacturing
332999 – All Other Miscellaneous Fabricated Metal Product Manufacturing
315990 – Apparel Accessories and Other Apparel Manufacturing

Description
Development of Environmental Impact Statements and Assessments

Possible NAICS Codes
541620 – Environmental Consulting Services
562910 – Remediation Services
541690 – Other Scientific and Technical Consulting Services
541330 – Engineering Services
541611 – Administrative Management and General Management Consulting Services
115310 – Support Activities for Forestry
519210 – Libraries and Archives
561210 – Facilities Support Services
541715 – Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
541370 – Surveying and Mapping (except Geophysical) Services

Description
Modification of Equipment: Maintenance and Repair Shop Equipment

Possible NAICS Codes
333310 – Commercial and Service Industry Machinery Manufacturing
811210 – Electronic and Precision Equipment Repair and Maintenance
811310 – Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance
561499 – All Other Business Support Services
238210 – Electrical Contractors and Other Wiring Installation Contractors
334519 – Other Measuring and Controlling Device Manufacturing
237110 – Water and Sewer Line and Related Structures Construction
238990 – All Other Specialty Trade Contractors
334511 – Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
334515 – Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals

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
541690 – Other Scientific and Technical Consulting Services
541990 – All Other Professional, Scientific, and Technical Services
541519 – Other Computer Related Services
541511 – Custom Computer Programming Services
541512 – Computer Systems Design Services
561210 – Facilities Support Services
541618 – Other Management Consulting Services
541620 – Environmental Consulting Services

Description
Market Research and Public Opinion Services (includes telephone and field interviews, focus testing, and surveys)

Possible NAICS Codes
541910 – Marketing Research and Public Opinion Polling
541611 – Administrative Management and General Management Consulting Services
541613 – Marketing Consulting Services
541720 – Research and Development in the Social Sciences and Humanities
513210 – Software Publishers
519290 – Web Search Portals and All Other Information Services
541810 – Advertising Agencies
611430 – Professional and Management Development Training
541990 – All Other Professional, Scientific, and Technical Services
541519 – Other Computer Related Services

Description
Water Services

Possible NAICS Codes
221310 – Water Supply and Irrigation Systems
221320 – Sewage Treatment Facilities
926130 – Regulation and Administration of Communications, Electric, Gas, and Other Utilities
488390 – Other Support Activities for Water Transportation
237110 – Water and Sewer Line and Related Structures Construction
221210 – Natural Gas Distribution
924110 – Administration of Air and Water Resource and Solid Waste Management Programs

Description
Trash/Garbage Collection Services - Including Portable Sanitation Services

Possible NAICS Codes
562111 – Solid Waste Collection
562991 – Septic Tank and Related Services
562119 – Other Waste Collection
562219 – Other Nonhazardous Waste Treatment and Disposal
562212 – Solid Waste Landfill
562112 – Hazardous Waste Collection
562998 – All Other Miscellaneous Waste Management Services
562211 – Hazardous Waste Treatment and Disposal
561210 – Facilities Support Services
561720 – Janitorial Services

Description
Facilities Operations Support Services

Possible NAICS Codes
561210 – Facilities Support Services
811490 – Other Personal and Household Goods Repair and Maintenance
561720 – Janitorial Services
561920 – Convention and Trade Show Organizers
561730 – Landscaping Services
238220 – Plumbing, Heating, and Air-Conditioning Contractors