33 U.S.C. § 701h–4

The Secretary is authorized, in accordance with section 701h of this title , to accept and expend funds contributed by a State or other non-Federal interest— (1) to dredge a non-Federal harbor or channel, or a marina or berthing area located adjacent to, or accessible by, such harbor or channel; or (2) to provide technical assistance related to the planning and design of dredging activities described in paragraph (1).