In the budget the exact amount is being requested for the shares that are currently available for purchase. The legislation provides the up to maximum amount for Canada's possible maximum shareholding allocation based on the bank's formula. The delta and the difference would not be appropriated or set aside in budgets until the regular estimates or appropriation process had gone through. So in accordance with budget 2017, while the legislation will provide for a potential upper cap, the appropriation at this point is limited to the $199 million.
On November 21st, 2017. See this statement in context.