As per Delimitation of Parliamentary and Assembly constituencies Order, 2008, No 63. Katihar Assembly constituency is composed of the following: Katihar community development block including Katihar nagar parishad; and Hasanganj CD Block.[1] In 2015 Bihar Legislative Assembly election, Katihar will be one of the 36 seats to have VVPAT enabled electronic voting machines.[2][3]