6 U.S. Code § 316 - Preserving the Federal Emergency Management Agency
Section 452 of this title shall not apply to the Agency, including any function or organizational unit of the Agency.
(c) Prohibition on changes to missions
(1) In general
The Secretary may not substantially or significantly reduce the authorities, responsibilities, or functions of the Agency or the capability of the Agency to perform those missions, authorities, responsibilities, except as otherwise specifically provided in an Act enacted after October 4, 2006.