7 C.F.R. § 1221.226
(a) Each eligible person shall be provided the opportunity to cast a ballot during the voting period announced by the Secretary.
(1) Each eligible person shall be required to complete Form LS-379 in its entirety, sign it and, provide evidence that they were engaged in the production or importation of sorghum during the representative period. The person must legibly place his or her name and, if applicable, the entity represented, address, county and, telephone number. The person shall sign and certify on Form LS-379 that: