Abdus Salam Bahadur, finance secretary of Jatiya Party (JaPa), was found dead in Sher-e-Banglanagar area in Dhaka on Saturday night.
Abdus Salam Bahadur, 52, was also a contractor by profession and he used to live in Dhanmondi Road No. 27.
Utpal Barua, officer-in-charge of Sher-e-Banglanagar police station, said some miscreants threw him out of a red private car in front of the emergency department of Shaheed Suhrawardy Medical College Hospital between 11:30pm and 12pm.
Later, on duty doctors at the emergency department declared him dead.
The body was sent to Suhrawardy Medical College Morgue for autopsy, OC Utpal said.