7 U.S. Code § 6415 - Amendments
Subject to subsection (b), the Secretary may issue such amendments to an order as may be necessary to carry out this chapter.
The Secretary may conduct at any time a referendum of persons who, during a representative period as determined by the Secretary, have been fluid milk processors on adjusting the assessment rate under the order issued under this chapter then in effect, and shall hold such a referendum on request of the Board or any group of such processors that among them marketed during a representative period, as determined by the Secretary, 10 percent or more of the volume of fluid milk products marketed by all processors.
The adjusted assessment rate shall be effective on a date, as determined by the Secretary, after the results of the referendum are known, but not later than 30 days after the referendum.
Subsections (c) and (d) of section 6413 of this title shall apply to a referendum conducted under this subsection.