New Delhi, March 18 -- Opposition parties, including the Congress and the TMC, on Monday staged a walk out of the Rajya Sabha after their demand for a discussion on the Election Commission's alleged lapses in issuing multipleduplicate voter ID cards and delimitation was disallowed.

Opposition MPs from the Trinamool Congress, Congress and Left parties gave notices under rule 267 that calls for setting aside business of the day to take up discussion on the issue being raised through them. But Deputy Chairman Harivansh said they could not be accepted as they were not in conformity with the rulings of the chair on such notices.

While TMC and Congress MPs sought to raise the duplicate voter ID card issue, Tamil parties wanted to discuss the im...