It was established in 1978 under the Chittagong Metropolitan Police Ordinance approved by the government of Bangladesh.

[4] In May 2016, the Chittagong Metropolitan Police banned people from putting stickers in their car mentioning their professions.

[5] Commissioner Mahbubur Rahman of the Chattogram Metropolitan Police told the media on 5 September 2018 that extrajudicial killings of drug dealers are necessary for peace.

[7] In June 2020, the Chattogram Metropolitan Police established the 100 bed CMP-Bidyanondo Field Hospital in collaboration with Bidyanondo Foundation.

[9] In August 2020, eight members of Chattogram Metropolitan Police were sued for allegedly implicating four people in a narcotics case in an attempt to extort money.