An order issued by the authorities to all the state ports to prohibit a person from entering or leaving a country according to a court or police order for the protection of individual interests in cases like child custody, debt failure, or criminal investigation. Travel ban prohibits the banned person from leaving the country and gets him/her arrested while entering if the reason(s) for prohibition did not cease to exist.

The power and authority constitutionally conferred upon (or constitutionally recognised as existing in) a court or judge to pronounce the sentence of law, or award the remedies provided by the law, upon a state of facts, proved or admitted, referred to the court or tribunal for decision, and authorised by the law to be the subject of investigation or action by that court or tribunal, and in favour of or against persons who present themselves, or who are brought, before the court or tribunal in some manner sanctioned by law as proper and sufficient.