Indirect expropriation
Fair and equitable treatment/Minimum standard of treatment, including denial of justice claims
Umbrella clause
Arbitrary, unreasonable and/or discriminatory measures
Full protection and security, or similar
Umbrella clause
http://www.iareporter.com/articles/20130708_2 (requires subscription)
http://globalarbitrationreview.com/journal/article/32020/mfn-disputes-clauses-turkmen-cases-add-quagmire/ (requires subscription)
http://www.cisarbitration.com/2013/10/22/turkmenistan-two-recent-decisions-on-jurisdiction-prove-that-the-bit-matters/
http://www.iareporter.com/articles/turkmenistan-update-award-rendered-in-garanti-kozas-bit-arbitration-german-investor-files-a-notice-of-dispute/ (requires subscription)
http://www.iareporter.com/articles/investor-wins-2-5-million-for-unpaid-work-from-turkmenistan-but-tribunal-rejects-broader-bit-claims-and-sees-investor-as-contributing-largely-to-the-projects-failure/ (requires subscription)
http://globalarbitrationreview.com/article/1080581/turkmenistan-held-liable-for-bridge-project-but-escapes-bulk-of-claim (requires subscription)