I'll point first to clause 14 of the current bill, which allows future lands to be added to this area. In terms of the Transport Canada land, TC is supportive of future parks, as illustrated by their commitment to transfer approximately 5,000 acres of their land west of the York-Durham area to Parks Canada, but at this time, the lands east of the York-Durham lines are not being considered for possible transfer.
On October 27th, 2014. See this statement in context.