India, May 31 -- Nikhil Gupta seeks dismissal of US charges over alleged plot to assassinate Gurpatwant Singh Pannun.

NEW DELHI: Nikhil "Nick" Gupta, an Indian national accused of orchestrating a plot to assassinate U.S.-based Khalistani separatist and proscribed terrorist Gurpatwant Singh Pannun, has filed an emergency motion in a U.S. federal court demanding the dismissal of charges against him and his immediate release from custody.

The motion, submitted on May 22 and docketed on May 29, argues that the indictment underpinning his extradition from the Czech Republic is "legally defective" and fails to state a cognisable offense under U.S. law. In a handwritten, sevenpage pro se filing addressed to Judge Victor Marrero of the Southern...