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Pollution Prevention Planning Program

Businesses required to submit a plan

Effective January 2012, businesses that meet the following two criteria will be required to submit a pollution prevention plan. We will contact those businesses that are required to prepare a plan at least six months before the deadline.

  1. Businesses that fall within one of the following business tiers
  2. Businesses that discharge to the:
    1. wastewater system:
      • any of the prohibited substances listed in Schedule A of the Sewer By-law
      • any of the substances in excess of the concentration limits set out in Schedule B of the Sewer By-law
    2. land drainage system:
      • any of the prohibited substances listed in Schedule C of the Sewer By-law or
      • any of the substances in excess of the concentration limits set out in Schedule D of the Sewer By-law

Tier 1-A – January 2012

Metal processing companies NAICS code*
Primary production of alumina and aluminum 331313
Steel foundries 331514
Prefabricated metal building and component manufacturing 332311
Coating, Engraving, Heat Treating and Allied Activities 332810
Other ornamental and architectural metal work manufacturing 332329
Metal tank (heavy gauge) manufacturing 332420
Other metal container manufacturing 332439
Metal valve manufacturing 332910
All other miscellaneous fabricated metal product manufacturing 332999

Tier 1-B – January 2013

Metal processing companies NAICS code*
Iron and Steel Mills and Ferro-Alloy Manufacturing 331110
Iron and Steel Pipes and Tubes Manufacturing from Purchased Steel 331210
Non-Ferrous Metal (except Aluminum) Smelting and Refining 331410
Iron Foundries 331511
Non-Ferrous Die-Casting Foundries 331523
Non-Ferrous Foundries (except Die-Casting) 331529
Forging 332113
Stamping 332118
Cutlery and Hand Tool Manufacturing 332210
Concrete Reinforcing Bar Manufacturing 332314
Power Boiler and Heat Exchanger Manufacturing 332410
Hardware Manufacturing 332510
Spring (Heavy Gauge) Manufacturing 332611
Other Fabricated Wire Product Manufacturing 332619
Machine Shops 332710
Turned Product and Screw, Nut and Bolt Manufacturing 332720
Ball and Roller Bearing Manufacturing 332991
Metal Can Manufacturing 332431
Cold-Rolled Steel Shape Manufacturing 331211
Steel Wire Drawing 331222
Aluminum Rolling, Drawing, Extruding and Alloying 331317
Copper Rolling, Drawing, Extruding and Alloying 331420
Non-Ferrous Metal (except Copper and Aluminum) Rolling, Drawing, Extruding and Alloying 331490
Fabricated structural metal manufacturing 332319
Metal Window & Door manufacturing 332321

* NAICS code refers to the North American Industrial Classification System.

Tier 2 – July 2013

Paper Manufacturing NAICS code*
Iron and Steel Mills and Ferro-Alloy Manufacturing 331110
Mechanical Pulp Mills 322111
Chemical Pulp Mills 322112
Paper (except Newsprint) Mills 322121
Newsprint Mills 322122
Paperboard Mills 322130
Corrugated and Solid Fibre Box Manufacturing 322211
Folding Paperboard Box Manufacturing 322212
Other Paperboard Container Manufacturing 322219
Paper Bag and Coated and Treated Paper Manufacturing 322220
Stationery Product Manufacturing 322230
Sanitary Paper Product Manufacturing 322291
All Other Converted Paper Product Manufacturing 322299


Petroleum and Coal Product Manufacturing NAICS code*
Petroleum Refineries 324110
Asphalt Paving Mixture and Block Manufacturing 324121
Asphalt Shingle and Coating Material Manufacturing 324122
Other Petroleum and Coal Product Manufacturing 324190


Chemical Manufacturing NAICS code*
Petrochemical Manufacturing 325110
Industrial Gas Manufacturing 325120
Synthetic Dye and Pigment Manufacturing 325130
Alkali and Chlorine Manufacturing 325181
All Other Basic Inorganic Chemical Manufacturing 325189
Other Basic Organic Chemical Manufacturing 325190
Soap and Cleaning Compound Manufacturing 325610
Toilet Preparation Manufacturing 325620
Paint and Coating Manufacturing 325510
Adhesive Manufacturing 325520
Resin and Synthetic Rubber Manufacturing 325210
Artificial and Synthetic Fibres and Filaments Manufacturing 325220
Printing Ink Manufacturing 325910
Explosives Manufacturing 325920
Custom Compounding of Purchased Resins 325991
All Other Miscellaneous Chemical Product Manufacturing 325999
Chemical Fertilizer (except Potash) Manufacturing 325313
Mixed Fertilizer Manufacturing 325314
Pesticide and Other Agricultural Chemical Manufacturing 325320


Printing and Related Support Activities NAICS code*
Quick Printing 323114
Digital Printing 323115
Manifold Business Forms Printing 323116
Other Printing 323119
Support Activities for Printing 323120


Misc. Industries NAICS code*
Leather and Hide Tanning and Finishing 316110
Battery Manufacturing 335910
Pharmaceutical and Medicine Manufacturing 325410

* NAICS code refers to the North American Industrial Classification System.

Tier 3 - July 2014

Textile and Fabric Manufacturing NAICS code*
Textile and fabric finishing  313310
Fabric coating  313320
Linen and uniform supply  812330


Cement and Concrete Product Manufacturing NAICS code*
Cement Manufacturing  327310
Ready-mix concrete manufacturing 327320
Concrete pipe, brick and block manufacturing 327330
Other concrete product manufacturing 327390


Semiconductor and Other Electronic Component Manufacturing NAICS code*
Semiconductor and other electronic component Manufacturing  334410


Jewellery and Silverware Manufacturing NAICS code*
Jewellery and silverware manufacturing 339910


Testing Laboratories NAICS code*
Testing laboratories  541380


Medical and Diagnostic Laboratories NAICS code*
Medical and Diagnostic Laboratories 621510


Funeral Homes  NAICS code*
Funeral Homes  812210


Dry Cleaning and Laundry Services  NAICS code*
Dry Cleaning and Laundry Services (except coin-operated) 812320


Photo Finishing Services  NAICS code*
Photo Finishing Laboratories (except one-hour) 812921
One Hour Photo Finishing  812922


Waste Treatment and Disposal  NAICS code*
Waste Treatment and Disposal  562210


Food and Beverage Manufacturing NAICS code*
Dog and Cat Food Manufacturing  311111
Other Animal Food Manufacturing  311119
Flour Milling  311211
Rice Milling and Malt Manufacturing 311214
Wet Corn Milling  311221
Oilseed Processing  311224
Fat and Oil Refining and Blending  311225
Breakfast Cereal Manufacturing  311230
Sugar Manufacturing  311310
Non-chocolate Confectionery Manufacturing 311340
Chocolate and Chocolate confectionary Manufacturing from Cacao Beans 311351
Confectionary Manufacturing from Purchased Chocolate 311352
Frozen Food Manufacturing  311410
Fruit and Vegetable Canning, Pickling, and Drying 311420
Fluid Milk Manufacturing 311511
Butter, Cheese, and Dry and Condensed Diary Product Manufacturing 311515
Ice Cream and Frozen Dessert Manufacturing 311520
Animal (except poultry) slaughtering 311611
Rendering and Meat Processing from Carcasses 311614
Poultry Processing 311615
Seafood Product Preparation and Packaging 311710
Retail Bakeries  311811
Commercial Bakeries and Frozen Bakery Product Manufacturing 311814
Cookie and Cracker Manufacturing  311821
Flour Mixes, Dough, and Pasta Manufacturing from Purchased Flour 311824
Tortilla Manufacturing  311830
Roasted Nut and Peanut Butter Manufacturing  311911
Other Snack Food Manufacturing 311919
Coffee and Tea Manufacturing  311920
Flavouring Syrup and Concentrate Manufacturing 311930
Seasoning and Dressing Manufacturing 311940
All Other Food Manufacturing  311990
Soft Drink and Ice Manufacturing  312110
Breweries  312120
Wineries  312130
Distilleries  312140

* NAICS code refers to the North American Industrial Classification System.

Last updated: June 8, 2016