It would be fair to say that we can expect it in the next budget implementation act. We'd still like, in a lot of cases, people to fill out schedule 6. It could just mean they'll get the money sooner rather than later. In those cases where they don't right now under the current system, they're not receiving anything, and the proposal is for them to receive the benefit that they've earned and for CRA to do the calculations for them.
On April 24th, 2018. See this statement in context.