Islamabad police on Thursday arrested a person posing self to be a captain of Pakistan Army, reported 24NewsHD TV channel.
The accused was arrested during patrol within the Shalimar police precincts.
The police recovered fake army cards, files and other items from him.
The accused used to swindle people out of money by selling them fake files in the name of the army.
A case was registered against him. Further investigation was underway.
Reporter Farzana Siddique