Fair and equitable treatment/Minimum standard of treatment, including denial of justice claims
Full protection and security, or similar
National treatment
Most-favoured nation treatment
Customary rules of international law
Arbitrary, unreasonable and/or discriminatory measures
http://globalarbitrationreview.com/news/article/29453/mongolia-wins-windfall-tax/ (requires subscription)
http://www.iareporter.com/articles/20110503_8 (requires subscription)
https://jusmundi.com/fr/document/decision/nl-sergei-paushok-cjsc-golden-east-company-and-cjscvostokneftegaz-company-v-the-government-of-mongolia-uitspraak-van-het-rechtbank-den-haag-wednesday-17th-march-2021#decision_47211
https://www.iareporter.com/articles/investor-fails-to-convince-bit-tribunal-to-rule-on-damages-years-after-award-on-liability-was-issued-dutch-court-finds-that-dormant-tribunal-was-not-functus-officio-but-sees-no-reasons-to-set-aside/ (requires subscription)