Mukul Roy, Trinamool Congress heavyweight, quits party and Rajya Sabha

India's Railways Minister Mukul Roy stands to attention as the national anthem is played during the oath taking ceremony at the presidential place in New Delhi March 20, 2012. Roy was sworn-in on Tuesday as Railway Minister to replace his party colleague Dinesh Trivedi. Trivedi quit on Sunday after his announcement of an increase in passenger fares in last week's railway budget prompted a furious response from his Trinamool Congress party. REUTERS/B Mathur (INDIA - Tags: POLITICS BUSINESS) - GM1E83K11ZL01

Trinamool Congress leader Mukul Roy on Monday announced his resignation from the party and the Rajya Sabha, adding he will formally put in his papers after the Durga Puja break.

Mukul Roy in a press conference on Monday morning said, "With a heavy heart, I am announcing that I will quit the primary party post of Trinamool Congress and the Rajya Sabha membership. I will formally resign after the Durga Puja break."

When asked he clarified, "After five days I will explain everything."

Mukul Roy is widely known as the next big name in the Trinamool Congress ranks, with him being considered West Bengal Chief Minister Mamata Banerjee's right-hand man.

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