In terms of the policy with respect to the CHT as it's expressed in the current arrangement, as was committed starting in 2007, was legislated within the Federal-Provincial Fiscal Arrangements Act, there are two steps: equal cash and tax support for health in all provinces and territories, and starting in 2014-15 equal per capita cash support to all Canadians, regardless of where they live.
On May 17th, 2012. See this statement in context.