A member of the militia who, in a judicial proceeding or in a course of justice, under lawful oath or in another form allowed by law to be substituted for an oath, wilfully and corruptly gives false testimony material to the issue or matter of inquiry, or who, in a declaration, certificate, verification, or statement under penalty of perjury, subscribes a false statement material to the issue or matter of inquiry is guilty of perjury and may be punished by up to one year of confinement, by separation with characterization up to dishonorable discharge, and by such other punishment as a court-martial may direct.