7 CFR §1206.71

1. (a)Initial Referendum. The Order shall not become effective unless:
   1. (1)The Department determines that the Order is consistent with and will effectuate the purposes of the Act; and
   2. (2)The Order is approved by a majority of the first handlers and importers voting, who, during a representative period determined by the Department, have been engaged in the handling or importation of mangos.
2. (b)Subsequent referenda. Every five years, the Department shall hold a referendum to determine whether first handlers and importers of mangos favor the continuation of the Order. The Order shall continue if it is favored by a majority of the first handlers and importers voting who, during a representative period determined by the Department, have been engaged in the handling or importation of mangos. The Department will also conduct a referendum if 10 percent or more of all non-exempt, first handlers and importers of mangos request the Department to hold a referendum. In addition, the Department may hold a referendum at any time.