Notwithstanding
section 3504 of this title, the appropriate Federal officer, after consultation with the Secretary, may make Federal expenditures and may make financial assistance available within the System for the following:
(1)
Any use or facility necessary for the exploration, extraction, or transportation of energy resources which can be carried out only on, in, or adjacent to a coastal water area because the use or facility requires access to the coastal water body.
(2)
The maintenance or construction of improvements of existing Federal navigation channels (including the Intracoastal Waterway) and related structures (such as jetties), including the disposal of dredge materials related to such maintenance or construction.
(3)
The maintenance, replacement, reconstruction, or repair, but not the expansion, of publicly owned or publicly operated roads, structures, or facilities that are essential links in a larger network or system.
(5)
The construction, operation, maintenance, and rehabilitation of Coast Guard facilities and access thereto.
(6)
Any of the following actions or projects, if a particular expenditure or the making available of particular assistance for the action or project is consistent with the purposes of this chapter:
(A)
Projects for the study, management, protection, and enhancement of fish and wildlife resources and habitats, including acquisition of fish and wildlife habitats and related lands, stabilization projects for fish and wildlife habitats, and recreational projects.
(B)
Establishment, operation, and maintenance of air and water navigation aids and devices, and for access thereto.
(C)
Projects under chapter 2003 of title 54 and the Coastal Zone Management Act of 1972 (
16 U.S.C. 1451 et seq.).
(D)
Scientific research, including aeronautical, atmospheric, space, geologic, marine, fish and wildlife, and other research, development, and applications.
(E)
Emergency actions necessary to the saving of lives and the protection of property and the public health and safety, if such actions are performed pursuant to sections 5170a, 5170b, 5173, and 5192 of title 42 and are limited to actions that are necessary to alleviate the applicable emergency.
(F)
Maintenance, replacement, reconstruction, or repair, but not the expansion (except with respect to United States route 1 in the Florida Keys), of publicly owned or publicly operated roads, structures, and facilities.
(G)
Nonstructural projects for shoreline stabilization that are designed to mimic, enhance, or restore a natural stabilization system.
(H)
Aquaculture operations that—
(i)
produce shellfish (including oysters, clams, and mussels), cultivate micro- or macro-algae, or do not require the use of aquaculture feeds; and
(ii)
adhere to best management practices and conservation measures recommended by the Secretary through the consultation process referred to in this subsection.