[5] It was the first assembly seat in India, where Voter-verified paper audit trail (VVPAT) system was first used with EVMs in a by-poll in September 2013.

[8][9][10][11] H. Chuba Chang of the Nationalist Democratic Progressive Party was declared the winner unopposed, on 3 April 2020 since he was the only candidate to file his nomination papers.

Noksen constituency has 12,074 voters, including 6,142 men and 5,832 women, with 21 polling stations spread over 19 villages.

[19] C. M. Chang of Nagaland People's Front was elected as MLA from Noksen(ST) seat in February 2013.

[21] The by-election to Noksen assembly constituency was necessitated following resignation of Minister for School Education C. M. Chang on 14 March 2013.