Official Grain Grading Guide

Effective August 1, 2018

The Official Grain Grading Guide is a complete reference on the grading of grains, oilseeds and pulses.

Contact

For more information on the Official Grain Grading Guide please contact us:

Phone: toll-free 1-800-853-6705 or TTY 1-866-317-4289

Email: contact@grainscanada.gc.ca

Download the guide

Official Grain Grading Guide (PDF)

Did you know?

  • The Guide is used by Canadian Grain Commission grain inspectors as a complete reference on the grading of grains, oilseeds and pulses.
  • It is reviewed and revised to incorporate changes to grade specifications and tolerance levels recommended by the Western and Eastern grain standards committees and to update definitions and grading procedures.
  • For an explanation of grading factors, procedures and technical terms used in the Guide, please consult the glossary.
  • The web version of the Official Grain Grading Guide is a document controlled under our International Organization for Standardization (ISO) provisions.
  • The web version will be updated as and when changes are made. Copies printed from the website are not controlled.
  • Users of printed copies should be aware that changes may occur without notification.
  • Users of printed copies are encouraged to check the web version on a regular basis to ensure they are working with a current version.
  • Unless a grain variety has been registered by the Canadian Food Inspection Agency, it is eligible only for the lowest grade as established by regulation. For a list of registered varieties and other information related to the registration of plants in Canada, go to the Canadian Food Inspection Agency website.
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