Yes, there is a provision in the bill that allows Elections Canada to enter into agreements with provincial bodies that manage a list of electors—so yes, if this amendment is not passed, then the information that is found on the register of future electors could be shared. Of course, the Chief Electoral Officer has no obligation to enter into such an agreement, but yes, in theory that could be the case.
On October 15th, 2018. See this statement in context.