The ISB network will be revamped from 19 July 2021 onwards. Find out about the key changes here.
Service L was introduced to supplement Service BTC between Oei Tiong Ham Building and Botanic Gardens MRT in July 2021.
Service K was introduced to connect Kent Ridge MRT and Kent Vale in July 2021.
Service E was introduced to connect UTown, Engineering and SDE in August 2021.
The complete history of ISB from 2002 onwards.