North-East is a hub of many ethnic languages. This region constitutes with eight major districts; like-Assam, Arunachal Pradesh, Nagaland, Manipur, Mizoram, Tripura, Meghalaya and Sikkim. Tutsa is a minor tribe of Arunachal Pradesh. The Tutsa was migrated from the place ‘Rangkhan Sanchik’ of the South-East Asia through ‘Hakmen-Haksan’ way to Arunachal Pradesh. The Tutsa community is mainly inhabited in Tirap district and southern part of Changlang district and a few people are co-exists in Tinsukia district of Assam. The Tutsa language belongs to the Naga group of Sino-Tibetan language family. According to the Report of UNESCO, the Tutsa language is in endangered level and it included in the EGIDS Level 6B. The language has no written literature; songs, folk tales, stories are found in a colloquial form. They use Roman Script. Due to the influence of other languages it causes lack of sincerity for the use of their languages in a united form. Now-a-days the new generation is attracted for using English, Hindi and Assamese language. No study is found till now in a scientific way about the language. So, in this prospect the topic Nominal Inflection of the Tutsa Language has been selected for study. It will help to preserve the language and also help in making of dictionary, Grammar and language guide book.