evidence: The Official Language of Sri Lanka shall be Sinhala. According to the 13th Amendment to the Constitution of 1978, Tamil shall also be an Official Language and English shall be the Link Language. [...] Sinhala and Tamil shall be the languages of administration throughout Sri Lanka. Sinhala shall be the language of administration in all other provinces of Sri Lanka other than Northern and Eastern Provinces. A citizen should be entitled to exercise the rights and to obtain the services in the Official Language of his/her choice or in English from the public institutions. [...] Sinhala and Tamil shall be the languages of courts throughout Sri Lanka. Sinhala shall be used as the language of the courts situated in all other areas of Sri Lanka except those in any area where Tamil is the language of administration. English shall be the language of the Court of Appeal and Supreme Court.