Includes
LICENSING AND PERMITTING SERVICES FOR ENERGY, MINING, GEOLOGICAL, GEOPHYSICAL, AND HAZARDOUS WASTE MANAGEMENT

Possible NAICS Codes
562112 – Hazardous Waste Collection
334290 – Other Communications Equipment Manufacturing
541620 – Environmental Consulting Services
924110 – Administration of Air and Water Resource and Solid Waste Management Programs
926150 – Regulation, Licensing, and Inspection of Miscellaneous Commercial Sectors
562211 – Hazardous Waste Treatment and Disposal
813312 – Environment, Conservation and Wildlife Organizations
541330 – Engineering Services
562910 – Remediation Services
562998 – All Other Miscellaneous Waste Management 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
Other Quality Control, Testing and Inspection Services: Water Purification and Sewage Treatment Equipment

Possible NAICS Codes
221310 – Water Supply and Irrigation Systems
541380 – Testing Laboratories and Services
541620 – Environmental Consulting Services
924110 – Administration of Air and Water Resource and Solid Waste Management Programs
541690 – Other Scientific and Technical Consulting Services
561210 – Facilities Support Services
325998 – All Other Miscellaneous Chemical Product and Preparation Manufacturing
238220 – Plumbing, Heating, and Air-Conditioning Contractors
562998 – All Other Miscellaneous Waste Management Services
926130 – Regulation and Administration of Communications, Electric, Gas, and Other Utilities

Description
Water Quality Support Services

Includes
Includes: Industrial Investigation Surveys and Technical Support Related to Water Pollution

Possible NAICS Codes
541380 – Testing Laboratories and Services
562211 – Hazardous Waste Treatment and Disposal
541620 – Environmental Consulting Services
221310 – Water Supply and Irrigation Systems
561210 – Facilities Support Services
325998 – All Other Miscellaneous Chemical Product and Preparation Manufacturing
541611 – Administrative Management and General Management Consulting Services
562910 – Remediation Services
541330 – Engineering Services
541690 – Other Scientific and Technical Consulting Services

Description
Water Distillation Equipment, Marine and Industrial.

Excludes
Laboratory Distillation Apparatus (FSC 6640).

Possible NAICS Codes
333310 – Commercial and Service Industry Machinery Manufacturing
334513 – Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables
221310 – Water Supply and Irrigation Systems
324110 – Petroleum Refineries
333414 – Heating Equipment (except Warm Air Furnaces) Manufacturing
312140 – Distilleries
333998 – All Other Miscellaneous General Purpose Machinery Manufacturing
237110 – Water and Sewer Line and Related Structures Construction
924110 – Administration of Air and Water Resource and Solid Waste Management Programs
333415 – Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing

Includes
Demineralizers; Filtration Equipment; Ice and Snow Melters.

Excludes
Water Purification Compounds (FSC 6810 and 7930); Water Softening Compounds (FSC 6810 and 7930).

Possible NAICS Codes
333310 – Commercial and Service Industry Machinery Manufacturing
221310 – Water Supply and Irrigation Systems
333914 – Measuring, Dispensing, and Other Pumping Equipment Manufacturing
333924 – Industrial Truck, Tractor, Trailer, and Stacker Machinery Manufacturing
333998 – All Other Miscellaneous General Purpose Machinery Manufacturing
334516 – Analytical Laboratory Instrument Manufacturing
325998 – All Other Miscellaneous Chemical Product and Preparation Manufacturing

Description
Air Quality Support Services

Includes
Includes: Industrial Investigation Surveys and Technical Support Related to Air Pollution

Possible NAICS Codes
541620 – Environmental Consulting Services
334519 – Other Measuring and Controlling Device Manufacturing
541611 – Administrative Management and General Management Consulting Services
562910 – Remediation Services
541380 – Testing Laboratories and Services
541330 – Engineering Services
561790 – Other Services to Buildings and Dwellings
924110 – Administration of Air and Water Resource and Solid Waste Management Programs
115310 – Support Activities for Forestry

Description
Inspection and Laboratory Services (except medical/dental): Water Purification and Sewage Treatment Equipment

Includes
Includes: Commercial Testing and Laboratory Services

Excludes
Excludes: Medical and Dental Laboratory Services

Possible NAICS Codes
541620 – Environmental Consulting Services
221310 – Water Supply and Irrigation Systems
541380 – Testing Laboratories and Services
325620 – Toilet Preparation Manufacturing
221320 – Sewage Treatment Facilities
561990 – All Other Support Services
237110 – Water and Sewer Line and Related Structures Construction
238910 – Site Preparation Contractors
541990 – All Other Professional, Scientific, and Technical Services
924110 – Administration of Air and Water Resource and Solid Waste Management Programs

Description
Waste Treatment and Storage

Possible NAICS Codes
562211 – Hazardous Waste Treatment and Disposal
562991 – Septic Tank and Related Services
562112 – Hazardous Waste Collection
562998 – All Other Miscellaneous Waste Management Services

Description
Tuition, Registration, and Membership Fees

Possible NAICS Codes
611310 – Colleges, Universities, and Professional Schools
813920 – Professional Organizations
611430 – Professional and Management Development Training
923110 – Administration of Education Programs
611710 – Educational Support Services
813910 – Business Associations
541990 – All Other Professional, Scientific, and Technical Services
611630 – Language Schools
541611 – Administrative Management and General Management Consulting Services

Includes
Steam Boilers, over 15 pounds WSP; Marine Boilers; Boiler Drums; Water Heaters, Low Pressure (over 100 gallon recovery capacity).

Possible NAICS Codes
332410 – Power Boiler and Heat Exchanger Manufacturing
333414 – Heating Equipment (except Warm Air Furnaces) Manufacturing
238220 – Plumbing, Heating, and Air-Conditioning Contractors
335313 – Switchgear and Switchboard Apparatus Manufacturing
333415 – Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing
333310 – Commercial and Service Industry Machinery Manufacturing
423720 – Plumbing and Heating Equipment and Supplies (Hydronics) Merchant Wholesalers
333248 – All Other Industrial Machinery Manufacturing
532490 – Other Commercial and Industrial Machinery and Equipment Rental and Leasing
561210 – Facilities Support Services

Description
Air Quality Analysis

Possible NAICS Codes
541620 – Environmental Consulting Services
541380 – Testing Laboratories and Services
562910 – Remediation Services
541990 – All Other Professional, Scientific, and Technical Services
924110 – Administration of Air and Water Resource and Solid Waste Management Programs
334516 – Analytical Laboratory Instrument Manufacturing
334519 – Other Measuring and Controlling Device Manufacturing
541330 – Engineering Services
541690 – Other Scientific and Technical Consulting Services

Description
Water Quality Studies

Possible NAICS Codes
541380 – Testing Laboratories and Services
541620 – Environmental Consulting Services
221310 – Water Supply and Irrigation Systems
541990 – All Other Professional, Scientific, and Technical Services
541690 – Other Scientific and Technical Consulting Services
325998 – All Other Miscellaneous Chemical Product and Preparation Manufacturing
561210 – Facilities Support Services
611710 – Educational Support Services
541330 – Engineering Services

Possible NAICS Codes
221310 – Water Supply and Irrigation Systems
561210 – Facilities Support Services
221320 – Sewage Treatment Facilities
325998 – All Other Miscellaneous Chemical Product and Preparation Manufacturing
924110 – Administration of Air and Water Resource and Solid Waste Management Programs
334513 – Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables
211130 – Natural Gas Extraction
237110 – Water and Sewer Line and Related Structures Construction
561990 – All Other Support Services

Description
Other Management Support Services

Possible NAICS Codes
541611 – Administrative Management and General Management Consulting Services
561210 – Facilities Support Services
561320 – Temporary Help Services
541519 – Other Computer Related Services
541990 – All Other Professional, Scientific, and Technical Services
541330 – Engineering Services
541511 – Custom Computer Programming Services
561990 – All Other Support Services
541618 – Other Management Consulting Services
541512 – Computer Systems Design Services