She was inducted into the Third Tarun Gogoi ministry and made Minister of Cultural Affairs, Handloom, Textile, Sericulture and Backward Classes Welfare following a cabinet reshuffle.

During her tenure, she brought Sustainable Urbanism International to try to make Majuli a UNESCO World Heritage Site.

Memorial welfare Trust and is an advisor to a local NGO, Bandhan and Khumtai Gramin Unnayan Mancha.

[7][6] In the 2011 Assam Legislative Assembly election, Gogoi was the Indian National Congress candidate for Khumtai.

[9] When Chief Minister Tarun Gogoi was constituting his third ministry, she along with several other newly elected MLAs, expressed their wishes that they did not want to be in the ministerial race.

[10] In January 2012, Gogoi was one of 5 MLAs from Assam who were part of a team organised by Rahul Gandhi, to help congress candidates in Uttar Pradesh.

[12] On 29 May, she was present at the public meeting held on the occasion of laying the foundations of Khumtai Model Hospital and Khumtai-Lengera Chapori Road.

[13] Following a cabinet reshuffle in the Tarun Gogoi ministry, Bismita Gogoi was made Minister of state for Cultural Affairs, Handloom, Textile, Sericulture and Backward Classes Welfare (with independent charge), succeeding Pranati Phukan.

The Union Minister for water resources, Uma Bharati, criticised the state government for delaying the preparation of a dossier for Majuli.

Gogoi responded by saying "The process to put forward Majuli's candidature as a Unesco World Heritage Site has already begun.

[22] She also helped introduce Mumai Tamuly Barbarua Karna Sanskriti Abhijan, an entrepreneurial scheme which she ran for 3 years.

[23] On 12 November 2017, she took part in a protest along with many members of the Indian National Congress including Tarun Gogoi, Ripun Bora, Ajanta Neog and Rakibul Hussain for the disclosure of the contents of the framework agreement signed by the Centre and the National Socialist Council of Nagaland.

[25] On 23 September 2020, Gogoi took part in a protest against the passing of the farm bills while also demanding the withdrawal of the suspension of 8 Rajya Sabha MPs.

[2] Gogoi lost in the 2021 Assam Legislative Assembly Election against BJP candidate Mrinal Saikia.

Gogoi alleged that the Election Commission is yet to take any action against incidents of elected-related violence reported on a daily basis in her constituency.

[8][27] In April 2022, it was speculated by the media that Gogoi would defect to BJP in the presence of Prime Minister Narendra Modi, but this did not end up occurring.

[28][29] On 27 January 2024, Gogoi resigned from the Indian National Congress in a letter to Bhupen Bora.