Notice of Receipt. On receipt of a petition, the Secretary shall promptly mail the petitioner a notice of filing, indicating the date the petition was received. Consideration and Disposition. Within 60 days after the petition is submitted, the Secretary shall: Consider the petition; and Either: Deny the petition and notify the petitioner in writing of the reasons for the denial; or Initiate the procedures for adopting, amending, or repealing the regulation, and notify the petitioner in writing of this action.