Except as specified in paragraphs (a) through (c) of this section, the RBS Administrator may, on a case-by-case basis, make exceptions to any requirement or provision of this subpart, if such exception is necessary to implement the intent of the authorizing statute in a time of national emergency or in accordance with a Presidentially-declared disaster, or when such an exception is in the best interests of the Federal Government and is otherwise not in conflict with applicable law.
7 C.F.R. §4280.63