Sushmita Dev resigns as Rajya Sabha MP in massive setback for Mamata Banerjee - 2nd in two days

In a letter to Rajya Sabha Chairman CP Radhakrishnan, Sushmita Dev wrote, ‘I do hereby resign from the membership of Rajya Sabha, which may please be accepted with immediate effect.’

Livemint
Updated10 Jun 2026, 01:16 PM IST
Video thumbnail
LIVE: What's Happening To TMC? Insider's View With Mahua Moitra| Mamata Banerjee| Bengal| BJP

Another Trinamool Congress MP, Sushmita Dev, has resigned from Rajya Sabha in a massive setback to former West Bengal Chief Minister Mamata Banerjee, TMC sources have confirmed. This is the second TMC Member of Parliament (MP) to have resigned from the upper house.

In a letter to Rajya Sabha Chairman CP Radhakrishnan, Sushmita Dev wrote: “I do hereby resign from the membership of Rajya Sabha, which may please be accepted with immediate effect.”

“I convey my sincere gratitude to your Excellency, Honorable Deputy Chairman and all functionaries of the Rajya Sabha Secretariat extending all help and cooperation during my tenure as a Member of the Rajya Sabha,” she said.

Speaking with the reporters, she said, “I have left Trinamool Congress. It is a long story why I left TMC. I don't want to be in a situation where I am in two boats at the same time. I will not comment on Mamata Didi.”

Quick answers to key questions

5 QUESTIONS
1
What prompted Sushmita Dev to resign from the Rajya Sabha?

Sushmita Dev resigned from the Rajya Sabha amid internal conflicts and a series of resignations within the Trinamool Congress (TMC) following the party's electoral loss.

2
Why is Sushmita Dev's resignation significant for Mamata Banerjee?

Her resignation represents a significant setback for Mamata Banerjee, as it is the second resignation from the Rajya Sabha by a TMC MP in two days, highlighting the party's internal turmoil.

3
How are internal conflicts affecting the Trinamool Congress after the recent elections?

Internal conflicts have led to multiple resignations and rebellions within the TMC, indicating dissatisfaction among party members regarding leadership and electoral strategies.

4
What may be the political implications of Sushmita Dev's resignation?

There is speculation that Sushmita Dev might join the BJP, which could further weaken the TMC and bolster the opposition's position in West Bengal.

5
Should the TMC leadership be concerned about the recent resignations?

Yes, the TMC leadership should be concerned, as the resignations reflect deep-rooted issues within the party and could impact its future electoral prospects.

Earlier, Sushmita Dev had met Assam Chief Minister Himanta Biswa Sarma in New Delhi on Wednesday, June 10, morning. There is speculation that she may also join the BJP at a later stage. Sushmita Dev was earlier with the Congress before switching to the TMC.

Also Read | Discontent growing in TMC? Mass exodus of TMC councillors, MP Kakoli Ghosh joins

Sushmita Dev's resignation comes at a time when the party is dealing with internal conflicts, rebellions and a series of resignations after the Legislative Assembly election loss.

A day ago, veteran leader Sukhendu Sekhar Ray, among TMC's most recognisable faces in Parliament, had quit the party and resigned as Rajya Sabha MP, citing “difficulty” in continuing on the post.

He said, “I have met Rajya Sabha chairman and submitted my resignation. I have conveyed my decision to resigning from the party through WhatsApp and email to Mamata Banerjee. I had my tenure till 2029 in the Rajya Sabha, but I have resigned in principle from the party as it would be difficult for me to continue.”

He also termed TMC's poll drubbing as an outcome of the “15-year anarchical rule” of the party.

Also Read | TMC vs TMC: 59 rebel MLAs back suspended Ritabrata Banerjee as house leader

Earlier on May 27, Lok Sabha MP Kakoli Ghosh Dastidar had resigned from all organisational posts and launched a political broadside, invoking corruption allegations, the RG Kar row and the growing grip of I-PAC over the party machinery.

Her resignation came barely a day after she attended Chief Minister Suvendu Adhikari's administrative review meeting in Kalyani, defying what party sources said was an instruction from the TMC leadership to stay away. However, Dastidar has not resigned as the Lok Sabha MP from Barasat.

Later, the rebel TMC MP also confirmed that she and 19 others have decided to extend support to the National Democratic Alliance (NDA). She had they had formally requested the Lok Sabha Speaker for separate seating arrangements.

(With agency inputs)

About the Author

For about a decade, Livemint—News Desk has been a credible source for authentic and timely news, and well-researched analysis on national news, business, personal finance, corporates, politics and geopolitics. We bring the latest updates on all the listed companies on BSE and NSE, startups, mutual funds, Union ministries, geopolitics, and untapped human interest stories from around the world, helping our readers to stay informed on the latest developments around the globe. Our Coverage Areas 1. Companies: Comprehensive news and analysis on listed and unlisted companies, corporate announcements, corporate chatter, C-suite, business trends, hiring alerts, layoffs, work-life balance, world's top billionaires and richest and more. 2. Personal finance: Insights into mutual funds, small savings schemes like - PPF, SSY, post office savings scheme, stock to watch, personal loans, credit cards, top bank FDs, real estate, income tax and more. 3. Politics: Comprehensive coverage of general elections, state elections and bypolls, Lok Sabha, Vidhan Sabha, Parliament, PMO, PIB, finance ministry, home ministry, among other union ministries and government departments. 4. National News: From metro cities like Delhi, Mumbai, and e to untapped stories from rural India, we cover human interest, health, education, crime and courts, and law and order, among other areas of public interest. 5. Economy: In-depth analysis of India's macro and micro-economic indicators like- GDP, inflation, forex, fiscal deficit, current account deficit, interest rate cycle, economic recovery, RBI circulars, indirect taxes, GST, Insolvency and Bankruptcy imports, exports and everything that impacts Indian economy. 6. Geopolitics: Well-rounded and deeply researched coverage on US News, Oval Office European Union, Ukraine Russia War, middle-east crisis, royal families and global leaders like - Donald Trump, Vladimir Putin, Kim Jong Un, Xi Jinping and premiers of other leading economies in the world. Meet the Team 1. Gulam Jeelani, Political Affairs Editor 2. Sugam Singhal, Senior Assistant Editor 3. Chanchal, Assistant Editor 4. Sanchari Ghosh, Chief Content Producer 5. Pratik Prashant Mukane, Chief Content Producer 6. Sayantani Biswas, Chief Content Producer 7. Ravi Hari, Deputy Chief Content Producer 8. Garvit Bhirani, Deputy Chief Content Producer 9. Akriti Anand, Senior Content Producer 10. Jocelyn Felix Fernandes, Senior Content Producer 11. Swastika Das Sharma, Content Producer 12. Mausam Jha, Content Producer 13. Riya R Alex, Trainee Content Producer

Stay updated with the latest Trending, India , World and US news. Follow the CJP Protest LIVE blog for updates on the Parliament march, Delhi Metro closures, security arrangements and Wangchuk’s health.

HomeNewsIndiaSushmita Dev resigns as Rajya Sabha MP in massive setback for Mamata Banerjee - 2nd in two days
More