Nomination papers for elections on the 50 Senate seats fallen vacant are being received from today, which would continue until the last date, February 13. Nomination papers would be submitted to the returning officers at the Head Office of Election Commission (EC) here besides at the provincial EC offices. Final list of the candidates would be released on February 22. Polling for the Senate elections would be held on March 4 from 9.00 A. M. in the morning to 4.00 P. M. in the evening.