7 C.F.R. § 356.7
(b) A petition filed with the Deputy Administrator need not be in any particular form, but must contain the following:
(f) The Deputy Administrator shall notify the petitioner in writing concerning whether the petition was granted or denied, and shall state the reasons therefor. If the petition is denied fully or in part, the petitioner may then file a supplemental petition, but no supplemental petition shall be considered unless it is received within 60 days from the date of the Deputy Administrator's notification concerning the original petition. The Deputy Administrator shall notify the petitioner in writing concerning the action taken in response to the supplemental petition, and shall state the reasons therefor.
(Information collection requirements were approved by the Office of Budget and Management under control number 0579-0076)