Abstract: Migration is a simple word with relatively extensive meaning. Migration is a process which had started since time immemorial and will continue till lives exist in this world. Migrations possess very real dilemmas for the regions, countries and states.Sikkim, a tiny Himalayan state in the north eastern region of India, is a place where no record of any violence has been recorded as such till date. But the indigenous people of Sikkim are likely to find some kind of human security threat in near future if not now. Sikkimese of/in Sikkim is recognizedby the Sikkim Subject Certificate/Certificate of Identification given by the King of Sikkim then in 1961, provided with special privileges by the Government of India when became a part. Today, the SSC/COI holder is being outnumbered by the migrants from other parts of the country, while leaving the Sikkimese, minority in their own land.