[2][3][4] He resigned from the Legislative Assembly on 29 June 2021[5] and joined The Indigenous Progressive Regional Alliance (TIPRA) on 9 July 2021.

[13] In 2018, Brishaketu was picked by the Indigenous People's Front of Tripura as its candidate from the 1 Simna Assembly Constituency.

[14] After being a legislator for four years of the IPFT-BJP coalition government, Brishaketu resigned in 2021 citing personal reasons.

[15][16] According to political commentators, Brishaketu is perceived as a nationalist and social activists who approaches issues from a perspective of advocacy.

[17] According to Homchang,[18] Brishaketu Debbarma has been an active advocate for use of Kokborok language in Tripura Legislative Assembly sessions and proceedings.