33 U.S.C. § 578b

section 549a of this titleIn carrying out a disposition study for a project of the Corps of Engineers, or a separable element of such a project, including a disposition study under , the Secretary shall consider modifications that would improve the overall quality of the environment in the public interest, including removal of the project or separable element of a project.

For disposition studies described in subsection (a) in which the Secretary determines that a Federal interest no longer exists, and makes a recommendation of removal of the project or separable element of a project, the Secretary is authorized, using existing authorities, to pursue removal of the project or separable element of a project in partnership with other Federal agencies and non-Federal entities with appropriate capabilities to undertake infrastructure removal.