Indirect expropriation
Direct expropriation
https://www.iareporter.com/articles/us-conglomerate-launches-nafta-legacy-claim-against-canada-over-cancellation-of-emissions-trading-program/ (requires subscription)
https://globalarbitrationreview.com/new-icsid-claims-against-canada-and-kuwait (requires subscription)
https://www.international.gc.ca/trade-agreements-accords-commerciaux/topics-domaines/disp-diff/koch.aspx?lang=eng