Fair and equitable treatment/Minimum standard of treatment, including denial of justice claims
Full protection and security, or similar
Most-favoured nation treatment
http://www.iareporter.com/articles/telecoms-investor-initiates-arbitration-against-colombia-while-gas-natural-triggers-pre-arbitration-waiting-period/ (requires subscription)
http://globalarbitrationreview.com/article/1138238/colombia-will-face-billion-euro-power-claim (requires subscription)
www.prensa.gasnaturalfenosa.com/gas-natural-fenosa-ha-solicitado-hoy-el-inicio-del-procedimiento-arbitral-para-que-se-le-devuelva-la-sociedad-colombiana-electricaribe/
http://www.prensa.gasnaturalfenosa.com/en/gas-natural-fenosa-today-requested-commencement-arbitration-proceedings-return-colombian-company-electricaribe/
http://www.eleconomista.es/economia/noticias/8241815/03/17/La-firma-estadounidense-Sidley-Austin-representara-a-Colombia-en-la-demanda-de-Gas-Natural-Fenosa.html
http://www.mincit.gov.co/publicaciones/imprimir/37988/el_gobierno_colombiano_se_ha_preparado_para_una_defensa_contundente_ministra_lacouture
https://www.iareporter.com/articles/colombia-round-up-new-developments-in-treaty-based-investment-arbitrations/ (requires subscription)
https://icsid.worldbank.org/en/Pages/cases/casedetail.aspx?CaseNo=UNCT/18/1
https://www.iareporter.com/articles/naturgy-initiates-uncitral-arbitration-against-political-risk-insurer/ (requires subscription)
https://www.iareporter.com/articles/analysis-tribunal-sees-no-commitment-by-colombia-to-help-power-distributor-out-of-its-financial-woes-eventual-liquidation-is-not-an-expropriation/ (requires subscription)