The rally in national capital is an indication that Mamata is looking for political roles outside West Bengal.
The rally will be held at Ramlila Maidan. At the rally, Mamata is expected to unveil her "national agenda."
Vinod Binny to attend?
Former AAP leader Vinod Kumar Binny will attend the TMC rally, said sources. Reportedly, Binny will contest Lok Sabha elections in TMC ticket. Binny snapped association with AAP after he had a spat with its leadership.
Mamata had earlier revealed that she expects her party to be the third largest in the new Lok Sabha, after the two big parties Congress and the BJP.
TMC is fielding candidates in at least eight states, apart from West Bengal this LS polls and is expected to name candidates for all seven seats in Delhi.
The rally today is expected to feature Anna Hazare's 17-point agenda for clean governance. The 76-year-old recently voiced his support for Mamata, praising her simplicity, austere life and leadership qualities.
"BJP is not the alternative to Congress. Congress is not the alternative to BJP. Trinamool is the only alternative in the country today," Mamata had told a massive rally in Kolkata last month.
In a recent TV interview, Mamata had also said that she is open to working with AIADMK chief Jayalalithaa or BSP leader Mayawati after the elections.
She said she would have no problem supporting Tamil Nadu chief minister J Jayalalithaa as prime minister. "I have no problem. I don't bother (about) the chair, I care for the people,"she said.