The delegation would meet the Governor and hand over a representation to him demanding sacking of the chief minister, PCC Vice President Archna Sharma said.
Leader of Opposition Rameshwar Dudi, Congress MLAs, and the party's office bearers will accompany Pilot, she said.
Raje came under fire after Lalit Modi's lawyers last month released an set of unsigned papers which they claimed were a secret witness document by Raje favouring Lalit Modi's immigration pleas in a London court.
The chief minister's son, Dushyant Singh, was under attack over reports that his company allegedly received Rs 11.63 crore in investments from Lalit Modi in 2008.
Congress attacked Raje yesterday citing media reports that Lalit Modi's name was recommended for Padma award during her previous tenure in 2007.