Fair and equitable treatment/Minimum standard of treatment, including denial of justice claims
Full protection and security, or similar
https://globalarbitrationreview.com/article/telecoms-investor-launches-claim-against-el-salvador (requires subscription)
https://www.iareporter.com/articles/tribunal-in-place-in-ict-dispute-with-el-salvador-at-icsid/ (requires subscription)
https://ciarglobal.com/compania-de-guatemala-fibranet-materializa-el-arbitraje-contra-el-salvador/