A person is guilty of rewarding official misconduct in the first degree when he knowingly confers, or offers or agrees to confer, any benefit upon a public servant for having violated his duty as a public servant in the investigation, arrest, detention, prosecution, or incarceration of any person for the commission or alleged commission of a class A felony defined in article two hundred twenty of the penal law or the attempt to commit any such class A felony.

Rewarding official misconduct in the first degree is a class C felony.