Mulayam held a discussion with senior party leaders and ministers and appointed incharges for all the 12 assembly seats, a minister, who attended the meeting, told PTI.
"Netaji has directed us to win all the 12 assembly seats where by-elections are due shortly," the minister said.
Senior cabinet minister Shivpal Singh Yadav has been made incharge of the Mainpuri Lok Sabha seat, which has been vacated by Mulayam after he was elected to the Lok Sabha.
The assembly by-elections are due in Saharanpur, Kairana, Charkhari, Lucknow east, Bijnore, Thakurdwara, Hamirpur, Rohania, Noida, Balha, Nighasan and Sirathu seats.