Who can issue Inner Line Permits (Sikkim)?
The following competent authorities have been designated to issue inner line permits:
All Indian Missions abroad
Ministry of Home Affairs
All Foreigners Registration Officers
Immigration Officers at Airports at Mumbai, Calcutta, Chennai and New Delhi
Deputy Commissioner, Darjeeling
Deputy Secretary/Under Secretary, Home Department, Govt. of West Bengal, Calcutta
Government of Sikkim
Chief Secretary, Gangtok
Home Secretary, Gangtok
Secretary, Tourism, Gangtok
I.G.P. of Police, Gangtok
Resident Commissioner, Sikkim House, New Delhi
Deputy Secretary, Tourism, Siliguri
Resident Commissioner, STCS, Calcutta
Tourism Officer, Rangpo
Clearly, there are numerous authorities from which to obtain inner line permits. If one plans in advance it is best to take an endorsement on the visa itself for permission to visit Sikkim from Indian Missions when applying for Visa to visit India. Once in India, it could be most convenient to approach Government of Sikkim authorities at Delhi, Calcutta and Siliguri.