Election Commission today announced biennial election to 57 seats of Rajya Sabha from 15 states. <br/><br/>The notification in this regard will be issued on 24th of this month and candidates can file nominations till 31st of this month. Polling will be held on 11th June. <br/><br/>The term of Union Ministers and BJP leaders Suresh Prabhu, Venkaiah Naidu, Birender Singh, Nirmala Sitharaman, Mukhtar Abbas Naqvi, Piyush Goyal, Congress leader Oscar Fernandes, Ambika Soni, JD (U) leader Sharad Yadav, BSP leader Satish Chandra Mishra, TDP leader Y S Chaudhary, NCP leader Praful Patel and Shiv Sena leader Sanjay Rout are ending in the next two month.