Section 9(b) in The West Bengal Panchayat Elections Act, 2003
(b)of a Panchayat Samiti on being elected a member of a Gram Panchayat or a Zilla Parishad or Siliguri Mahakuma Parishad shall cease to be the member of such Panchayat Samiti with effect from the date on which he is declared elected to such Gram Panchayat or Zilla Parishad or Siliguri Mahakuma Parishad, and shall continue to be a member of such Gram Panchayat or Zilla Parishad or Siliguri Mahakuma Parishad, as the case may be, to which he is elected;
