He is set to contest the Lok Sabha polls from Jhanjharpur. (Agencies)
Yadav also announced the merger of his party with the JD-U in the presence of Chief Minister Nitish Kumar, JD-U state president Vashsisht Narain Singh said.
Singh said the candidature of Yadav, a former MP, has almost been finalised by the party but it will be formally announced in a day or two.
In 2010, after parting company with RJD chief Lalu Prasad, Yadav launched his new party.
According to JD-U leaders, some RJD and Congress legislators are likely to join the JD-U.
He is set to contest the Lok Sabha polls from Jhanjharpur.