The referendum period shall be specified in the referendum order and may not be less than 14 days, computed from the time the ballots are deposited in the United States mail, first class postage prepaid. Ballots may be returned by mail or in person to the office of the Secretary. Provision shall be made for an adequate interval between the announcement of the referendum and the voting period to enable cooperatives desiring to cast a representative vote to fulfill the requirements of the act.
7 Pa. Code § 103.4