It is a legal requirement that the election must be held at an interval of five years, or earlier if the assembly is dissolved by the
President. The
previous election was conducted on 13 April 2011 and its term would have naturally expired on 2 June 2016. The election was organised and conducted by the
Election Commission of India (ECI). The
Indian National Congress and the
Dravidia Munnetra Kazhagam were in an alliance and contested 21 and 9 seats respectively. Ruling AINRC, BJP & AIADMK will contest separately. The polling booths in three Assembly constituencies in Puducherry (out of total 30 segments) were equipped with
Voter-verified paper audit trail (VVPAT) machines along with EVMs. == Parties and alliances==