Fair and equitable treatment/Minimum standard of treatment, including denial of justice claims
Full protection and security, or similar
Arbitrary, unreasonable and/or discriminatory measures
Other
http://www.iisd.org/itn/2008/09/30/plama-consortium-limited-v-republic-of-bulgaria-honesty-is-the-best-policy/
http://www.energycharter.org/what-we-do/dispute-settlement/investment-dispute-settlement-cases/3-plama-consortium-ltd-cyprus-v-bulgaria/
https://www.transnational-dispute-management.com/legal-and-regulatory-detail.asp?key=6463