Foreigners must obtain Inner line permit (ILP) to visit Sikkim. The permits can be obtained from all Indian missions /Embassies/ Consulates. Tourism Office - New Delhi, Sikkim Tourism Office - Kolkata and Sikkim Tourism Office - Siliguri, Rangpo Tourist Lodge on the strength of an Indian visa. The 15 days duration permit is issued on the spot without any delay provided photocopies of passport and visa details along with two passport photos of the applicants are made available then & there. The permissible duration of stay by foreign tourists would be 15 days initially with the State Government authorized to extend the same by a further period of 60 days of 15 days each. The extension of permits can be obtained from FRO at Gangtok, Superintendent of Police of the North, West and South districts. For those interested in going for trekking in the interior regions of the State, the Department of Tourism issues protected area Permit (PAP) at Gangtok which is available for certain specified areas for groups consisting of two or more foreigners subject to the conditions that the trekking programme can be arranged through us.