An offence of cheating has been registered against an undertrial lodged at Thane Central Jail in Maharashtra and a few others for allegedly submitting fake documents to seek bail, police said on Friday.?Based on a complaint lodged by the Superintendent of the district court, a case was registered under section 420 (cheating) and other relevant provisions of the IPC against Sameer Ashraf Qureshi, an undertrial lodged in Thane Central Jail, an official said.