The Ministers of Environment and Health have released for final publication the assessment report for the priority substance 1,3-butadiene. Notice concerning the assessment of this substance and a summary of its assessment report was published in the Canada Gazette, Part 1 May 27, 2000.

A draft of this Assessment Report was made available for a 60-day public comment period (October 2, 1999 - December 1, 1999). Following consideration of the comments received, the Assessment Report was revised as appropriate. A summary of the comments and their responses may also be accessed from this page.

Disclaimer: Although care has been taken to ensure that the information found on this website accurately reflects the requirements prescribed in the Canadian Environmental Protection Act (1999), you are advised that, should any inconsistencies be found, the legal documents, printed in the Canada Gazette, will prevail.