The Final Screening Assessment for the MDI/MDA Substance Grouping was published on June 10, 2017. The Proposed Risk Management Approach Document for MDI Substances was also published for a public comment period ending on August 8, 2017.

A notice of intent to amend the Domestic Substances List to apply the Significant New Activity provisions of the Canadian Environmental Protection Act, 1999 to two MDA substances was published on June 10, 2017 for a public comment period ending on August 8, 2017.

A proposed order adding 5 MDI substances to Schedule 1 of the Canadian Environmental Protection Act, 1999 was published on June 17, 2017 for a 60-day public comment period ending on August 16, 2017.

https://www.canada.ca/en/health-canada/services/chemical-substances/substance-groupings-initiative/methylenediphenyl-diisocyanate-diamine.html