The midnight session of Parliament to launch the goods and services tax (GST) marked a first in India’s history. While Parliament was convened for a midnight session several times in the past, all those occasions were celebratory in nature. It’s the first time that a session has been convened to mark the implementation of a government policy, the GST. August 14-15, 1972: To celebrate the silver jubilee of India’s Independence. August 14-15, 1997: To celebrate the golden jubilee of India’s Independence
Source: Hindustan Times June 30, 2017 13:52 UTC