Information about the quality of Canadian grain

Here you will find information about all aspects of grain quality and the components of Canada’s grain quality assurance system.


Grain quality refers to end-use processing quality, grain safety and cleanliness, and, in some cases, the composition of varieties in shipments of grain.

Grain grades are a measure of grain quality. The Canadian Grain Commission provides grain inspection and grading services on shipments of Canadian grain, as mandated by the Canada Grain Act. Scientific and technical programs and services support the certification of grain quality for shipments of Canadian grain.