Tinsukia is located in the upper part of Assam,and is surrounded by Arunachal Pradesh in the
south-east, Dibrugarh district in the south-west and Dhemaji district in the north. Tinsukia
has a geographical area of 3790 sq. km. It was declared as the 23rd district of Assam on 1st
October 1989 with three sub divisions Tinsukia, Margherita (M), and Sadiya.The ancient name
of Tinsukia was Bangmara which was orginally known as Changmai Pathar. It was the capital of
The Judicial System of Tinsukia was established in December 5th of 1975 with the establishment
of court of Munsiff 1 in Tinsukia. In 1980 the court of Munsiff 2 was established and in September
1986 the court of Assistant District & Sessions Judge was established.