Section 78 of IPC 1860: Act done pursuant to the judgment or order of Court
Act done pursuant to the judgment or order of Court-Indian Penal Code
Nothing which is done in pursuance of, or which is warranted by the judgment or order of, a Court of Justice, if done whilst such judgment or order remains in force, is an offence, notwithstanding the Court may have had no jurisdiction to pass such judgment or order, provided the person doing the act in good faith believes that the Court had such jurisdiction.