Canadian Politics Today

That would depend on the clarity of the court's response in following constitutional norms. The question does not appear to be as clear-cut as our cites would indicate.

https://business.financialpost.com/opinion/trudeau-had-better-find-out-if-his-carbon-tax-backstop-is-actually-legal

The energy company insider who wrote the op-ed has what expertise in fed-prov division of powers?  His opinion is far less convincing than legal opinions of Constitutional experts.