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      • Return to work and disability resources
      • Service providers
    • Appeals
      • Overview
      • Objecting to a WSIB decision
      • Employer account operations decision
      • Review of claim file
      • Formal appeal
      • Representation
      • Appeal is registered
      • The oral hearing
      • Withdrawals
      • Appeals decision
      • Disagreeing with a decision of the ARO
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      • List of occupational diseases adjudicated by WSIB
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Employer Classification Manual

  • ECM Home
  • ECM User Guide
    • ECM User Guide
  • Rate Group Table
    • Rate Group
  • Class A: Forest products
    • 030: Logging
    • 033: Mill Products and Forestry Services
    • 036: Veneers, Plywood, and Wood Preservation
    • 039: Pulp, Newsprint, and Specialty Papers
    • 041: Corrugated Boxes
  • Class B: Mining and related industries
    • 110: Gold Mines
    • 113: Nickel Mines
    • 119: Other Mines
    • 134: Aggregates
  • Class C: Other primary industries
    • 159: Livestock Farms
    • 167: Field Crop, Fruit, and Vegetable Farms
    • 174: Tobacco and Mushroom Farms
    • 181: Fishing and Miscellaneous Farming
    • 184: Poultry Farms and Agricultural Services
    • 190: Landscaping and Related Services
  • Class D: Manufacturing
    • 207: Meat and Fish Products
    • 210: Poultry Products
    • 214: Fruit and Vegetable Products
    • 216: Dairy Products
    • 220: Other Bakery Products
    • 222: Confectionery
    • 223: Biscuits, Snack Foods, and Other Food Products
    • 226: Crushed and Ground Foods
    • 230: Alcoholic Beverages
    • 231: Soft Drinks
    • 238: Other Rubber Products
    • 258: Foamed and Expanded Plastic Products
    • 261: Plastic Film and Sheeting
    • 263: Other Plastic Products
    • 289: Cloth, Carpets, and Textile Products
    • 301: Clothing, Fibre, and Yarn
    • 308: Millwork and Other Wood Industries
    • 311: Wooden Cabinets
    • 312: Wooden Boxes and Pallets
    • 322: Upholstered Furniture
    • 323: Metal Furniture
    • 325: Wooden and Other Non-metal Furniture
    • 328: Furniture Parts and Fixtures
    • 333: Printing Platemaking and Binding
    • 335: Publishing
    • 338: Folding Carton
    • 341: Paper Products
    • 352: Steel and Other Smelting and Refining Industries
    • 358: Foundries
    • 361: Non-ferrous Metal Industries
    • 374: Doors and Windows
    • 375: Structural and Architectural Products
    • 377: Coating of Metal Products
    • 379: Hardware, Tools, and Cutlery
    • 382: Metal Dies, Moulds, and Patterns
    • 383: Heating, Refrigeration, and Air Conditioning Equipment
    • 385: Machine Shops
    • 387: Other Metal Fabricating Industries
    • 389: Metal Closures and Containers
    • 390: Other Stamped and Pressed Metal Products
    • 393: Wire Products
    • 402: Major Appliances and Transmission Equipment
    • 403: Other Machinery and Equipment
    • 406: Elevators and Escalators
    • 408: Boilers, Pumps, and Fans
    • 411: Agricultural , Construction, and Mining Machinery
    • 417: Aircraft and Aircraft Parts
    • 419: Motor Vehicle Assembly
    • 420: Motor Vehicle Engines and Parts
    • 421: Other Motor Vehicle Parts and Equipment
    • 424: Motor Vehicle Stampings
    • 425: Motor Vehicle Wheels and Brakes
    • 428: Motor Vehicle Fabric Accessories
    • 432: Trucks, Buses, and Trailers
    • 442: Railroad Rolling Stock
    • 460: Lighting and Small Electrical Appliances
    • 466: Communication and Energy Wire Products
    • 468: Electronic Equipment and Other Communication Devices
    • 477: Industrial Electrical Equipment
    • 485: Bricks, Ceramics, and Abrasives
    • 496: Concrete Products
    • 497: Ready-mix Concrete
    • 501: Non-metallic Mineral Products
    • 502: Glass Products
    • 507: Petroleum and Coal Products
    • 512: Resins, Paint, Ink, and Adhesives
    • 514: Pharmaceuticals and Medicines
    • 517: Soap and Toiletries
    • 524: Chemical Industries
    • 529: Jewellery and Instruments
    • 533: Signs and Displays
    • 538: Sporting Goods and Toys
    • 542: Other Manufactured Products
  • Class E: Transportation and storage
    • 551: Air Transport Industries
    • 553: Air Transport Services
    • 560: Warehousing
    • 570: General Trucking
    • 577: Courier Services
    • 580: Miscellaneous Transport Industries
    • 584: School Buses
    • 590: Ambulance Services
  • Class F: Retail and Wholesale trades
    • 604: Food Sales
    • 606: Grocery and Convenience Stores
    • 607: Specialty Food Stores
    • 608: Beer Stores
    • 612: Agricultural Products Sales
    • 630: Vehicle Services and Repairs
    • 633: Petroleum Products Sales
    • 636: Other Sales
    • 638: Pharmacies
    • 641: Clothing Stores
    • 657: Automobile and Truck Dealers
    • 668: Computer, Electronic and Electrical Equipment Sales
    • 670: Machinery and Other Vehicles Sales
    • 681: Lumber and Builders Supply
    • 685: Metal Products Wholesale
    • 689: Waste Materials Recycling
  • Class G: Construction
    • 704: Electrical and Incidental Construction Services
    • 707: Mechanical and Sheet Metal Work
    • 711: Roadbuilding and Excavating
    • 719: Inside Finishing
    • 723: Industrial, Commercial, and Institutional Construction
    • 728: Roofing
    • 732: Heavy Civil Construction
    • 737: Millwrighting and Welding
    • 741: Masonry
    • 748: Form Work and Demolition
    • 751: Siding and Outside Finishing
    • 755: Non-Exempt Partners and Executive Officers in Construction
    • 764: Homebuilding
  • Class H: Government and Related services
    • 810: School Boards
    • 817: Educational Facilities
    • 830: Power and Telecommunication Lines
    • 833: Electric Power Generation
    • 835: Oil, Power, and Water Distribution
    • 838: Natural Gas Distribution
    • 845: Local Government Services
    • 851: Homes for Nursing Care
    • 852: Homes for Residential Care
    • 853: Hospitals
    • 857: Nursing Services
    • 858: Group Homes
    • 861: Treatment Clinics and Specialized Services
    • 875: Professional Offices and Agencies
  • Class I: Other services
    • 905: Apartment and Condominium Services
    • 908: Other Real Estate Services
    • 911: Security and Investigative Services
    • 919: Restaurants and Catering
    • 921: Hotels, Motels, and Camping
    • 923: Janitorial Services
    • 929: Supply of Non-clerical Labour
    • 933: Equipment Rental and Repair Services
    • 937: Recreational Services and Facilities
    • 944: Personal Services
    • 956: Legal and Financial Services
    • 958: Technical and Business Services
    • 962: Advertising and Entertainment
    • 975: Linen and Laundry Services
    • 981: Membership Organizations
    • 983: Communications Industries
  • Appendices
    • Appendices
  • Reference
    • Reference

835: Oil, Power, and Water Distribution

  • Crude Oil Pipeline Transport (H-835-01)
  • Other Pipeline Transport Operations (H-835-02)
  • Electric Power Transmission and Distribution (H-835-03)
  • Water Systems (H-835-04)
  • Operation of Steam Plants (H-835-05)

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© 2019, Workplace Safety and Insurance Board

  • Businesses
    • Registration and coverage
      • Overview
      • Do you need to register with us?
      • Information you need to register your business
      • Optional insurance
      • Registration FAQs
      • New employers - what you need to know
      • Mandatory coverage in the construction industry
      • Meeting your responsibilities
    • Premiums and payment
      • Overview
      • Rate Framework
      • Understanding premium rates
      • 2020 Premium Rates
      • Rates from past years
      • Premium estimators
      • Calculating your premiums
      • Reporting and payment frequency
      • Premiums and payment FAQs
      • Reconciliation
      • Clearances
      • Employer audits
      • Schedule 2
      • Experience rating programs
    • Claims
      • Overview
      • Injury or illness reporting
      • Occupational disease and workplace health hazards
      • Benefits provided to workers
      • Administrative Practice Documents
    • Return to work
      • Overview
      • Return-to-work responsibilities
      • Getting help
      • Collaboration au processus de retour au travail
      • Return to work and disability resources
      • Service providers
    • Appeals
      • Overview
      • Objecting to a WSIB decision
      • Employer account operations decision
      • Review of claim file
      • Formal appeal
      • Representation
      • Appeal is registered
      • The oral hearing
      • Withdrawals
      • Appeals decision
      • Disagreeing with a decision of the ARO
      • Appeals: Common definitions
    • Small Business
      • Overview
      • Benefits and programs
      • Small business health and safety programs
    • Health and safety
      • Overview
      • Health and Safety Excellence program
      • Health and safety topics
      • Incentive programs
      • Training
      • Health and safety community
      • Your health and safety rights and responsibilities
    • Forms: Businesses
      • Overview
    • Resources
      • Overview
      • Your Guide: Services and Responsibilities – Business Edition
  • Injured or ill people
    • Claims
      • Overview
      • Report an injury or illness
      • Making a claim for occupational disease
      • Making a claim for noise-induced hearing loss
      • Benefits
      • Occupational disease and survivors benefits program
      • Meeting your responsibilities
      • Administrative Practice Documents
    • Return to work
      • Overview
      • Responsibilities for workers
      • Getting help with work reintegration for workers
      • Co-operating in the return-to-work process
      • Return to work and disability resources
      • Service providers
    • Appeals
      • Overview
      • Objecting to a WSIB decision
      • Employer account operations decision
      • Review of claim file
      • Formal appeal
      • Representation
      • Appeal is registered
      • The oral hearing
      • Withdrawals
      • Appeals decision
      • Disagreeing with a decision of the ARO
    • Health and safety
      • Overview
      • Health and safety topics
      • Health and safety community
      • Your health and safety rights and responsibilities
      • Training programs
    • Forms: Injured or ill people
      • Overview
    • Resources for injured or ill people
      • Overview
      • Community Mental Health Program
      • Your Guide: Benefits, Services and Responsibilities – Worker Edition
  • Health care providers
    • Provider information
      • Overview
      • Reporting requirements
      • Meeting your responsibilities
    • Provider fees
      • Overview
      • Health practitioner fees
      • Guidelines
    • Preferred suppliers
      • Overview
      • Health care equipment and supplies
      • Information about hearing devices
    • Occupational disease
      • List of occupational diseases adjudicated by WSIB
    • Programs
      • Overview
      • Community Mental Health Program
      • Programs of Care
      • Occupational health assessment program
      • Episode of Care
      • Specialty programs
      • Drug benefit program
      • Serious injury program
    • Forms
      • Overview
    • Resources
      • Overview
      • Health care practitioners & the WSIA
      • Operational policy manual
  • Online services
  • About us
  • Policy
  • Contact us