19. Passports and travel documents to be invalid for travel to certain countries.—
Upon the issue of a notification by the Central Government that a foreign country is—(a)a country which is committing external aggression against India; or(b)a country assisting the country committing external aggression against India; or(c)a country where armed hostilities are in progress; or(d)a country to which travel must be restricted in the public interest because such travel would seriously impair the conduct of foreign affairs of the Government of India.a passport or travel document for travel through or visiting such country shall cease to be valid for such travel or visit unless in any case a special endorsement in that behalf is made in the prescribed form by the prescribed authority.
