Mandatory inspection frequencies by sector and device type

  • This list contains the most common device types and exclusions. Devices used exclusively to weigh or measure a group of identical products with identical net quantity statements are exempt. A complete list is available in the Weights and Measures Regulations.
  • Sector descriptions are meant as a general representation and are not to be considered an exhaustive description.
Dairy

Dairy involves the sale or purchase of raw milk, cream or other dairy products at the wholesale level. These products are often used for the manufacture and processing of butter, cheese, pre-packaged milk, ice cream, whey products, etc. It does not include dairy products sold directly to consumers, as this is considered retail food.

Dairy
Device type Inspection frequency
Bulk meters 1 year
Platform scales 2 years
Vehicle scales 2 years
Computing scales 2 years

Common exclusions: Farm tanks and scales used to measure butterfat, lactose and protein content, meters used for milking cows.

Downstream petroleum

Downstream Petroleum involves refined petroleum products and liquid alternative fuels bought and sold at the wholesale level between petroleum refineries, gas processing facilities, wholesalers, retailers and commercial customers.

Downstream petroleum
Device type Inspection frequency
Bulk meters 2 years
Platform scales 2 years
Vehicle scales 2 years
Railway scales 2 years
Mass flow meters 2 years
Gravity meters 2 years
Fishing

Fishing involves commercially bought and sold finfish, shellfish, marine vegetation and marine animals caught from ocean or inland waters or aquaculture farms, and the products and by-products of their processing. This excludes retail fish and seafood, which are considered a retail food.

Fishing
Device type Inspection frequency
Platform scales 1 year
Vehicle scales 1 year
Computing scales 1 year
Crane scales 1 year
Forestry

Forestry involves the commercial sale of logs, lumber, paper, treated recycled paper, and wood by-products (wood chips, particle board, etc.) It does not include methyl alcohol and wood resins.

Forestry
Device type Inspection frequency
Platform scales 1 year
Vehicle scales 1 year
Railway scales 1 year
Computing scales 1 year
Conveyor belt scales 1 year
Grain and field crops

Grain and Field Crops involves cereal grains, oil seeds, grain corn, wheat, forage, dry field peas, beans, and their corresponding seeds, feed grains and other animal foods processed by feed mills. Grain storage services offered in grain elevators are also included.

Grain elevators licensed by the Canadian Grain Commission
Device type Inspection frequency
Platform scales 1 year
Hopper scales 1 year
Vehicle scales 1 year
Railway scales 1 year
Other establishments (feed mills, seed plants, etc.)
Device type Inspection frequency
Platform scales 2 years
Hopper scales 2 years
Vehicle scales 2 years
Railway scales 2 years

Common exclusions: Moisture meters and protein analyzers.

Mining

Mining involves metal and non-metal ores, refined ores and their transformed products, as well as refined precious metals and precious stones. Mining does not include scrap metal, or products from the subsequent refining of precious metals and precious stones. Sand, gravel, stone and concrete are excluded when used for construction.

Mining
Device type Inspection period
Platform scales 2 years
Vehicle scales 2 years
Conveyor belt scales 2 years
Railway scales 2 years
Hopper scales 2 years
Crane scales 2 years

Common exclusions: Scales used exclusively in the wholesale trade of gold, silver or diamonds, after initial refining.

Retail food

Retail Food involves the buying and selling of retail foods at grocery stores, supermarkets, delicatessens, ethnic food stores, natural food stores, butcher shops, farmers' markets, fish and seafood retailers, fruit and vegetable retailers, coffee retailers and specialty candy and nuts retailers.

Retail food
Device type Inspection frequency
Point of Sale (POS) scales 5 years
Computing scales 5 years
Platform scales 5 years
Overhead rail scales 5 years
Retail petroleum

Retail Petroleum involves liquid refined petroleum products (gasoline, diesel, propane, etc.) and liquid alternative fuels (hydrogen, ethanol, etc, when used as the only energy source of a vehicle.) bought and sold at the retail level.

Retail petroleum
Device type Inspection frequency
Gasoline and diesel dispensers 2 years
Propane meters 1 year
Platform scales 2 years
Vehicle scales 2 years
Refuellers 2 years
Bulk meters (for home heating fuels, except propane) 2 years
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