Chirang district is one of the four districts of Bodoland Territorial Area District (BTAD) under the Govt. of Assam, created vide notification No. GAG (B). 137/ 2002/ Pt/ 117 dtd. 30/10/2003 within Assam under Clause 6 of Article 332 by the 90th Amendment Act, 2003 of the Constitution of India under the provision of the Sixth Schedule. The district has been functioning with effect from 04th June, 2004. It was carved out of the districts of Kokrajhar, Bongaigaon and Barpeta. Kajalgaon is the district Headquarter.
The nearest Airport is the Lokapriya Gopinath Bordoloi Aerodrome at Guwahati. A new Airport is proposed at Rowmari in Chirang District in private sector. Usually VIP Helicopters land at Bongaigaon Refinery field (Lng: 90o35 min E and Lat: 26o30 min N), Dhaligaon (Lng: 90o31 min 18 Sec E and Lat: 26o30 min 4 sec N), Basugaon (Lng: 90o29 min 24 Sec E and Lat: 26o27 min 38 Sec N) Nangalbhanga (Lng: 90o31 min 45 Sec E and Lat: 26o39 min 19 Sec N)
The Deputy Commissioner/ District Collector/ District Magistrate is the head of the District Administration. The Office of the Deputy Commissioner, Chirang is located at Kajalgaon ? 783385. The Office of The Deputy Commissioner is manned by Additional Deputy Commissioners, Sub-Divisional Officers, Extra Assistant Commissioners, Administrative officers, Project Officers, Head Assistant, Senior Assistants, Junior Assistants, drivers, process servers, and peons.