Any Kuki Tribes is a category of Scheduled Tribes in India, recognised in several Northeastern states: Assam, Meghalaya, Nagaland, Manipur, Mizoram and Tripura. In all states except Manipur, the category encompasses all Kuki people. From Wikipedia
The joint initiative calls for an updated NRC, removal of AKT from tribal lists, and support for MHA’s efforts to restore inter-district mobility.