entry header

GHS timeline

  • On February 11, 2015, the Government of Canada modified the Workplace Hazardous Materials Information System (WHMIS) 1988 to incorporate the Globally Harmonized System of Classification and Labelling of Chemicals (GHS) for workplace chemicals. This modified WHMIS is referred to as WHMIS 2015.
  • Globally Harmonized System for the Classification and Labelling of Chemicals (GHS) and are being phased in across Canada between February 2015 and December 2018.
  • The transition period deadline for WHMIS 2015 is November 30, 2018.  This means all employees must have WHMIS 2015 training completed by November 30, 2018.
  • for more information about how this will be phased in please check out