Guide for reporting to National Pollutant Release Inventory 2001: appendix 7
Appendix 7: four-digit North American Industry Classification System (NAICS) codes
Agriculture, forestry, fishing and hunting
- 11
- 111
- 1111
- 1112
- 1113
- 1114
- 1119
- 112
- 1121
- 1122
- 1123
- 1124
- 1125
- 1129
- 113
- 1131
- 1132
- 1133
- 114
- 1141
- 1142
- 115
- 1151
- 1152
- 1153
- Agriculture, forestry, fishing & hunting
- Crop production
- Oilseed & grain farming
- Vegetable & melon farming
- Fruit & tree nut farming
- Greenhouse, nursery & floriculture production
- Other crop farming
- Animal production
- Cattle ranching & farming
- Hog & pig farming
- Poultry & egg production
- Sheep & goat farming
- Animal aquaculture
- Other animal production
- Forestry & logging
- Timber tract operations
- Forest nurseries & gathering forest products
- Logging
- Fishing, hunting & trapping
- Fishing
- Hunting & trapping
- Support activities for agriculture & forestry
- Support activities for crop production
- Support activities for animal production
- Support activities for forestry
Mining and oil and gas extraction
- 21
- 211
- 2111
- 212
- 2121
- 2122
- 2123
- 213
- 2131
- Mining & oil & gas extraction
- Oil & gas extraction
- Oil & gas extraction
- Mining (excluding oil & gas)
- Coal mining
- Metal ore mining
- Non-metallic mineral mining & quarrying
- Support activities - Mining and oil & gas extraction
- Support activities - Mining and oil & gas extraction
Utilities
- Utilities
- Utilities
- Electricity generation, transmission and Distribution
- Natural gas distribution
- Water, sewage and other systems
Construction
- 23
- 231
- 2311
- 2312
- 2313
- 2314
- 232
- 2321
- 2322
- 2323
- 2324
- 2325
- 2329
- Construction
- Prime contracting
- Land subdivision & land development
- Building construction
- Engineering construction
- Construction management
- Trade contracting
- Site preparation work
- Building structure work
- Building exterior finishing work
- Building interior finishing work
- Building equipment installation
- Other special trade contracting
Manufacturing
- Manufacturing
- Food mfg.
- Animal food mfg.
- Grain & oilseed milling
- Sugar & confectionery product mfg.
- Fruit & veg. preserving & specialty food mfg.
- Dairy product mfg.
- Meat product mfg.
- Seafood product preparation & packaging
- Bakeries & tortilla mfg.
- Other food mfg.
- Beverage & tobacco product mfg.
- Beverage mfg.
- Tobacco mfg.
- Textile mills
- Fibre, yarn & thread mills
- Fabric mills
- Textile & fabric finishing & fabric coating
- Textile product mills
- Textile furnishings mills
- Other textile product mills
- Clothing mfg.
- Clothing knitting mills
- Cut & sew clothing mfg.
- Clothing accessories & other clothing mfg.
- Leather & allied product mfg.
- Leather & hide tanning & finishing
- Footwear mfg.
- Other leather & allied product mfg.
- Wood product mfg.
- Sawmills & wood preservation
- Veneer, plywood & eng'rd wood product mfg.
- Other wood product mfg.
- Paper mfg.
- Pulp, paper & paperboard mills
- Converted paper product mfg.
- Printing & related support activities
- Printing & related support activities
- Petroleum & coal products mfg.
- Petroleum & coal products mfg.
- Chemical mfg.
- Basic chemical mfg.
- Resin, synth. rubber, & fibre & filament mfg.
- Pesticide, fertilizer & other agr. chem. mfg.
- Pharmaceutical & medicine mfg.
- Paint, coating & adhesive mfg.
- Soap, cleaning compound & toilet prep. mfg.
- Other chemical product mfg.
- Plastics & rubber products mfg.
- Plastic product mfg.
- Rubber product mfg.
- Non-metallic mineral product mfg.
- Clay product & refractory mfg.
- Glass & glass product mfg.
- Cement & concrete product mfg.
- Lime & gypsum product mfg.
- Other non-metallic mineral product mfg.
- Primary metal mfg.
- Iron & steel mills & ferro-alloy mfg.
- Steel product mfg. from purchased steel
- Alumina & aluminum production & processing
- Non-ferrous (exc. al) production & processing
- Foundries
- Fabricated metal product mfg.
- Forging & stamping
- Cutlery & hand tool mfg.
- Architectural & structural metals mfg.
- Boiler, tank & shipping container mfg.
- Hardware mfg.
- Spring & wire product mfg.
- Machine shops, turned product & related mfg.
- Coating, engraving & heat treating activities
- Other fabricated metal product mfg.
- Machinery mfg.
- Agr., construction & mining machinery mfg.
- Industrial machinery mfg.
- Commercial & eervice industry machinery mfg.
- Ventilation, heating, AC & refrig. equip. mfg.
- Metalworking machinery mfg.
- Engine, turbine & power transmission mfg.
- Other general-purpose machinery mfg.
- Computer & electronic product mfg.
- Computer & peripheral equipment mfg.
- Communications equipment mfg.
- Audio & video equipment mfg.
- Semiconductor & electronic component mfg.
- Instruments mfg.
- Mfg. & reproducing magnetic & optical media
- Electric equip., appliance & component mfg.
- Electric lighting equipment mfg.
- Household appliance mfg.
- Electrical equipment mfg.
- Other electrical equipment & component mfg.
- Transportation equipment mfg.
- Motor vehicle mfg.
- Motor vehicle body & trailer mfg.
- Motor vehicle parts mfg.
- Aerospace product & parts mfg.
- Railroad rolling stock mfg.
- Ship & boat building
- Other transportation equipment mfg.
- Furniture & related product mfg.
- Household & inst. furniture & cabinet mfg.
- Office furniture (including fixtures) mfg.
- Other furniture-related product mfg.
- Miscellaneous mfg.
- Medical equipment & supplies mfg.
- Other miscellaneous mfg.
Wholesale trade
- 41
- 411
- 4111
- 412
- 4121
- 413
- 4131
- 4132
- 4133
- 414
- 4141
- 4142
- 4143
- 4144
- 4145
- 415
- 4151
- 4152
- 4153
- 416
- 4161
- 4162
- 4163
- 417
- 4171
- 4172
- 4173
- 4179
- 418
- 4181
- 4182
- 4183
- 4184
- 4189
- 419
- 4191
- Wholesale trade
- Farm product whl.
- Farm product whl.
- Petroleum product whl.
- Petroleum product whl.
- Food, beverage & tobacco whl.
- Food whl.
- Beverage whl.
- Cigarette & tobacco product whl.
- Personal & household goods whl.
- Textile, clothing & footwear whl.
- Home ent. equip & hhld. appliance whl.
- Home furnishings whl.
- Personalgoods whl.
- Pharmaceuticals, toiletries & related whl.
- Motor vehicle & parts whl.
- Motor vehicle whl.
- New motor vehicle parts & accessories whl.
- Used motor vehicle parts & accessories whl.
- Building material & supplies whl.
- Electrical, plumbing, heating & AC equip. whl
- Metal service centres
- Lumber & other building supplies whl.
- Machinery, equipment & supplies whl.
- Farm, lawn &garden machinery & equip. whl.
- Construction, forestry & ind'l machinery whl.
- Computer & communications equipment whl.
- Other machinery, equipment & supplies whl.
- Miscellaneous wholesaler-distributors
- Recyclable material whl.
- Paper & disposable plastic product whl.
- Agricultural supplies whl.
- Chemical (exc. agr.) & allied product whl.
- Other misc. whl.
- Wholesale agents & brokers
- Wholesale agents & brokers
Retail trade
- 44-45
- 441
- 4411
- 4412
- 4413
- 442
- 4421
- 4422
- 443
- 4431
- 444
- 4441
- 4442
- 445
- 4451
- 4452
- 4453
- 446
- 4461
- 447
- 4471
- 448
- 4481
- 4482
- 4483
- 451
- 4511
- 4512
- 452
- 4521
- 4529
- 453
- 4531
- 4532
- 4533
- 4539
- 454
- 4541
- 4542
- 4543
- Retail trade
- Motor vehicle and parts dealers
- Automobile dealers
- Other motor vehicle dealers
- Automotive parts, accessories & tire stores
- Furniture & home furnishings stores
- Furniture stores
- Home furnishings stores
- Electronics & appliance stores
- Electronics & appliance stores
- Building material & garden equipment dealers
- Building material & supplies dealers
- Lawn & garden equipment & supplies stores
- Food & beverage stores
- Grocery stores
- Specialty food stores
- Beer,Wine & Liquor Stores
- Health & personal care stores
- Health & personal care stores
- Gasoline stations
- Gasoline stations
- Clothing & clothing accessories stores
- Clothing stores
- Shoe stores
- Jewellery, luggage & leather goods stores
- Sporting goods, hobby, book & music stores
- Sport, hobby & musical instrument stores
- Book, periodical & music stores
- General merchandise stores
- Department stores
- Other general merchandise stores
- Misc. store retailers
- Florists
- Office supply, stationery & gift stores
- Used merchandise stores
- Other misc. store retailers
- Non-Store retailers
- Electronic shopping & mail-Order houses
- Vending machine operators
- Direct selling establishments
Transportation and warehousing
- 48-49
- 481
- 4811
- 4812
- 482
- 4821
- 483
- 4831
- 4832
- 484
- 4841
- 4842
- 485
- 4851
- 4852
- 4853
- 4854
- 4855
- 4859
- 486
- 4861
- 4862
- 4869
- 487
- 4871
- 4872
- 4879
- 488
- 4881
- 4882
- 4883
- 4884
- 4885
- 4889
- 491
- 4911
- 492
- 4922
- 493
- 4931
- Transportation & warehousing
- Air transportation
- Scheduled air transportation
- Non-scheduled air transportation
- Rail transportation
- Rail transportation
- Water transportation
- Deep water transportation
- Inland water transportation
- Truck transportation
- General freight trucking
- Specialized freight trucking
- Transit & ground passenger transportation
- Urban transit systems
- Interurban & rural bus transportation
- Taxi & limousine service
- School & employee bus transportation
- Charter bus industry
- Other transit & ground passenger transport
- Pipeline transportation
- Pipeline transportation of crude oil
- Pipeline transportation of natural gas
- Other pipeline transportation
- Scenic & sightseeing transportation
- Scenic & sightseeing transportation, land
- Scenic & sightseeing transportation, water
- Scenic & sightseeing transportation, other
- Support activities for transportation
- Support activities for air transportation
- Support activities for water transportation
- Support activities for road transportation
- Freight transportation arrangement
- Other support activities for transportation
- Postal service
- Postal service
- Couriers & messengers
- Couriers
- Local messengers & local delivery
- Warehousing & storage
- Warehousing & storage
Information & cultural industries
- 51
- 511
- 5111
- 5112
- 512
- 5121
- 5122
- 513
- 5131
- 5132
- 5133
- 514
- 5141
- 5142
- Information & cultural industries
- Publishing industries
- Newspaper, periodical, book & DB publishers
- Software publishers
- Motion picture & sound recording industries
- Motion picture & video industries
- Sound recording industries
- Broadcasting & telecommunications
- Radio & television broadcasting
- Pay TV, specialty TV & program distribution
- Telecommunications
- Information & data processing services
- Information services
- Data processing services
Finance and insurance
- 52
- 521
- 5211
- 522
- 5221
- 5222
- 5223
- 523
- 5231
- 5232
- 5239
- 524
- 5241
- 5242
- 526
- 5261
- 5269
- Finance & insurance
- Monetary authorities - central bank
- Monetary authorities - central bank
- Credit intermediation & related activities
- Depository credit intermediation
- Non-depository credit intermediation
- Activities related to credit intermediation
- Securities, commodity contracts & related
- Securities & commodity contracts intermed.
- Securities & commodity exchanges
- Other financial investment activities
- Insurance carriers & related activities
- Insurance carriers
- Agencies, brokerages & other insurance act.
- Funds and other financial vehicles
- Pension funds
- Other funds and financial vehicles
Real estate and rental and leasing
- 53
- 531
- 5311
- 5312
- 5313
- 532
- 5321
- 5322
- 5323
- 5324
- 533
- 5331
- Real estate & rental & leasing
- Real estate
- Lessors of real estate
- Offices of real estate agents & brokers
- Activities related to real estate
- Rental & leasing services
- Automotive equipment rental & leasing
- Consumer goods rental
- General rental centres
- Commercial & ind'l machinery rental & leasing
- Lessors of non-financial intangible assets
- Lessors of non-financial intangible assets
Professional, scientific and technical services
- 54
- 541
- 5411
- 5412
- 5413
- 5414
- 5415
- 5416
- 5417
- 5418
- 5419
- Professional, scientific & technical services
- Professional, scientific & technical services
- Legal services
- Accounting, tax prep. & bookkeeping services
- Architectural, engineering & related services
- Specialized design services
- Computer systems design & related services
- Mgmt., scientific & technical consulting serv.
- Scientific R&D services
- Advertising & related services
- Other prof., scientific & technical services
Management of companies and enterprises
- Management of companies and enterprises
- Management of companies and enterprises
- Management of companies and enterprises
Administrative, support, waste management and remedial services
- 56
- 561
- 5611
- 5612
- 5613
- 5614
- 5615
- 5616
- 5617
- 5619
- 562
- 5621
- 5622
- 5629
- Admin., support, waste mgmt & remed. services
- Administrative & support services
- Office administrative services
- Facilities support services
- Employment services
- Business support services
- Travel arrangement & reservation services
- Investigation & security services
- Services to buildings & dwellings
- Other support services
- Waste management & remediation services
- Waste collection
- Waste treatment & disposal
- Remediation & other waste mgmt. services
Educational services
- 61
- 611
- 6111
- 6112
- 6113
- 6114
- 6115
- 6116
- 6117
- Educational services
- Educational services
- Elementary & secondary schools
- Community colleges & C.E.G.E.P.s
- Universities
- Business schools & computer & mgmt. training
- Technical & trade schools
- Other schools & instruction
- Educational support services
Health care and social assistance
- 62
- 621
- 6211
- 6212
- 6213
- 6214
- 6215
- 6216
- 6219
- 622
- 6221
- 6222
- 6223
- 623
- 6231
- 6232
- 6233
- 6239
- 624
- 6241
- 6242
- 6243
- 6244
- Health care & social assistance
- Ambulatory health care services
- Offices of physicians
- Offices of dentists
- Offices of Other health practitioners
- Out-patient care centres
- Medical & diagnostic laboratories
- Home health care services
- Other ambulatory health care services
- Hospitals
- General medical & surgical hospitals
- Psychiatric & substance abuse hospitals
- Specialty (exc. psych., etc.) hospitals
- Nursing & residential care facilities
- Nursing care facilities
- Res. developmental handicap, etc., facilities
- Community care facilities for the elderly
- Other residential care facilities
- Social assistance
- Individual & family services
- Community food & housing & emerg., etc. serv.
- Vocational rehabilitation services
- Child day-care services
Arts, entertainment and recreation
- 71
- 711
- 7111
- 7112
- 7113
- 7114
- 7115
- 712
- 7121
- 713
- 7131
- 7132
- 7139
- Arts, entertainment & recreation
- Performing arts, spectator sports & related
- Performing arts companies
- Spectator sports
- Promoters of performing arts, sports, etc.
- Agents & managers for public figures
- Independent artists, writers & performers
- Heritage institutions
- Heritage institutions
- Amusement, gambling & recreation industries
- Amusement parks & arcades
- Gambling industries
- Other amusement & recreation industries
Accommodation and food services
- 72
- 721
- 7211
- 7212
- 7213
- 722
- 7221
- 7222
- 7223
- 7224
- Accommodation & food services
- Accommodation services
- Traveller accommodation
- RV parks & recreational camps
- Rooming & boarding houses
- Food services & drinking places
- Full-service restaurants
- Limited-service eating places
- Special food services
- Drinking places (alcoholic beverages)
Other services (excluding public administration)
- 81
- 811
- 8111
- 8112
- 8113
- 8114
- 812
- 8121
- 8122
- 8123
- 8129
- 813
- 8131
- 8132
- 8133
- 8134
- 8139
- 814
- 8141
- Other services (exc. public administration)
- Repair and maintenance
- Automotive R&M
- Electronic & precision equipment R&M
- Commercial & ind'l mach. & equip. R&M
- Personal & household goods R&M
- Personal & laundry services
- Personal care services
- Funeral services
- Dry cleaning and laundry services
- Other personal services
- Religious, grant-making, civic & similar orgs.
- Religious organizations
- Grant-making & giving services
- Social advocacy organizations
- Civic & social organizations
- Business, prof., labour & other member. orgs.
- Private households
- Private households
Public administration
- 91
- 911
- 9111
- 9112
- 9113
- 9114
- 9119
- 912
- 9121
- 9122
- 9129
- 913
- 9131
- 9139
- 914
- 9141
- 919
- 9191
- Public administration
- Federal government public administration
- Defence services
- Federal protective services
- Federal labour, employment & immigration serv.
- Foreign affairs & international assistance
- Other fed. government public administration
- Prov. & territorial public administration
- Provincial protective services
- Provincial labour & employment services
- Other prov. & terr. public administration
- Municipal public administration
- Municipal protective services
- Other municipal public administration
- Aboriginal public administration
- Aboriginal public administration
- Extra-territorial public administration
- Extra-territorial public administration
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