10 CFR 590.204 - Amendment or withdrawal of applications.
(a) The applicant may amend or supplement the application at any time prior to issuance of the Assistant Secretary's final opinion and order resolving the application, and shall amend or supplement the application whenever there are changes in material facts or conditions upon which the proposal is based.
(b) The Assistant Secretary may for good cause shown by motion of a party or upon the Assistant Secretary's own initiative decline to act on, in whole or in part, an amendment or supplement requested by an applicant under paragraph (a) of this section.
(c) After written notice to FE and service upon the parties of that notice an applicant may withdraw an application. Such withdrawal shall be effective thirty (30) days after notice to FE if the Assistant Secretary does not issue an order to the contrary within that time period.