In furtherance of the administration of the park, the Secretary is authorized to acquire by donation, purchase with donated or appropriated funds, or exchange such property as may be appropriate to carry out the purposes of this subchapter, including vessels, heavy marine equipment, and drydock facilities. The Secretary shall notify the Committee on Natural Resources of the United States House of Representatives and the Committee on Energy and Natural Resources of the United States Senate in writing not less than 90 days before acquisition of any large historic vessel. Such notification shall indicate the estimated cost of preservation, restoration if appropriate, and maintenance of the vessel concerned.

The Secretary shall not acquire any historic vessel pursuant to this subsection until the Secretary has notified the Committees in writing that sufficient funds have been made available to preserve and maintain those vessels listed in section 410nn–1(e)(1) of this title.