Less than a month after the District’s inspector general found that a supervisor for the city agency that regulates bars used his position to help friends get a table and free drinks at a crowded nightclub, that man is off the public payroll.

Investigators said in a report issued in April that they had substantiated claims that Jermaine Matthews, a supervisory investigator for the Alcoholic Beverage Regulation Administration, had acted improperly in his dealings with the Josephine Lounge last November.