CIS is certified by the Ministry of Education of Ontario, Canada and approved by UCLES.
Later, it became a distinct order, when Pope Nicholas IV (around 1290) released the Order from the jurisdiction of the Castilian grand master in Uclés.
The University College London Échelle Spectrograph (UCLES), a high-resolution optical spectrograph which has been used to discover many extrasolar planets.
Seletar Institute (Abbreviation: SI; Chinese: 立德高级中学) was one of the four original centralised institutes (CI) in Singapore and one of the pre-university centres in Singapore that offers a three-year curriculum leading to the Singapore Cambridge (UCLES) General Certificate of Education Advanced Level examination.
Townsville Institute (Abbreviation: TI; Chinese: 城景高级中学) was one of the four original centralised institutes (CI) in Singapore and one of the pre-university centres in Singapore that offers a three-year curriculum leading to the Singapore Cambridge (UCLES) General Certificate of Education Advanced Level examination.