Upcoming Website Maintenance
The OMRI Website may be unavailable Tuesday, September 2, between 8:00 PM and 11:00 PM Pacific Time (11:00 PM - 1:00 AM Eastern Time) due to website maintenance. We apologize for the inconvenience, and thank you for your patience.
What are the OMRI Standards?
The OMRI review standards are based on the USDA National Organic Program standards (7 CFR Part 205) and published in the OMRI Generic Materials List with the OMRI Standards Manual.
A separate OMRI Canada Standards Manual is based on the Canada Organic Regime standards CAN/CGSB 32.310 and 32.311.
Suppliers receive a copy of the applicable Standards Manual(s) when they order an Application Kit.