ACC director Manjur Morshed filed the case against DIG Mizan, his wife Sohelia Anar Ratna, nephew sub-inspector Mahmudul Hasan and younger brother Mahbubur Rahman, said ACC public relations officer Pranab Kumar Bhattacharya.
According to the case statement, the ACC found that DIG Mizan accumulated wealth worth Tk 3.28 crore while he concealed information of wealth worth Tk 3.7 crore in his wealth statement.
On July 11, 2018, the ACC issued a notice to DIG Mizan and his wife Sohelia asking them to submit their wealth statements.
On May 3 last year, the ACC interrogated the DIG in connection with the illegal wealth accumulation as the anti-graft body found his huge cash, apartments, cars and property, and fixed deposit accounts with a number of banks.
The Commission also found his involvement in money laundering.
In January 2018, Mizan was withdrawn from the DMP Headquarters and attached him to the Police Headquarters following allegations of marrying a woman forcefully and torturing her later.
Allegations have it that Mizan picked Morium Akter up and married her by force.
Later, Mizan instigated the arrest of Morium in a false case following a family feud.