L1 users: 15,000 (1994), increasing. Ethnic population: 114,000. 110,000 in Nuristan and 4,000 in diaspora. Total users in all countries: 21,010.
Badakhshan, Konar, and Nurestan provinces: smaller areas in Laghman and Panjshir provinces; Eastern Kativiri dialect: upper Bashgal valley (Barg-e-Matal); Mumviri dialect: Gabalgrom, Mangul, and Sasku villages in Bashgal valley; Western Kativiri dialect: Duab and Mondul districts, Ktivi (Kantiwo), Kulam, Paruk (Papruk), and Ramgal valleys.
6a (Vigorous). Statutory language of provincial identity in Nuristan Province (2004, Constitution, Article 16(2)).
Eastern Kativiri, Western Kativiri (Jadidi, Ramgulviri), Mumviri. Mumviri may be a separate language. Eastern and Western Kataviri are very similar dialects and almost completely mutually intelligible.
Agglutinative suffixes; CVC, CCVC, CV, CCCVC, CCVCC, CCCVCC.
Kati is different from Kamviri [xvi], but the two are significantly mutually intelligible and speakers may refer to them as the same language. Muslim.