It's actually one of the problematic sections, I think, in the sense that by saying the plans “may contain” other information related to these other levels of government, businesses, etc., and indigenous governments, it allows the government an out for accountability. Ultimately, the federal government has to be the one to.... If it's a true accountability act—saying that the government is accountable for ensuring that somehow, with all the different pieces in play, it has a plan as a country to get to its targets—by saying "may" rather than requiring that the government actually identify which measures it's relying on, that actually undermines the accountability considerably.
On May 17th, 2021. See this statement in context.