The BJP has renominated Ramdas Athawale and fielded Vinod Tawde, Maya Chintaman Ivnate and Ramrao Wadkute for seven seats falling vacant in April.
While Supriya Sule is rallying support for Sharad Pawar, the Sena (UBT) has agreed to back him, but the Congress has not formally confirmed its stand.
Voting will take place on March 16, followed by the counting same day.
