With the CETA, foreign corporations can sue states before arbitral tribunals. Mainly if there is loss in the balance due to government decisions.
If the UK were under such a trade agreement with the EU today, would it be possible for EDF to sue the UK government over the suspension of the Hinkley Point nuclear central project?
I know it is a lot of "what if". My point here is to understand the Investor-State-Tribunals concept.