All official activities of social and cultural organisations at Teacher-Student Centre (TSC) must end by 8:00pm every day on "security gournd", according to a Dhaka University press release.  

“Considering security issues, complete all activities of your respective office between 9:00am and 8:00pm,” reads the press release issued on October 17.

However, the order can be relaxed till 11:00pm as per the instruction of the higher authorities, it said.