Secretary of Transportation. (2) Retention of authority The Commandant shall retain responsibility for authorities pertaining to design, construction, equipment, and operation of deepwater ports and navigational safety. (3) Updates to authority As soon as practicable after the date of enactment of this Act, the Secretary shall issue such regulations as are necessary to reflect the updates to authorities prescribed by this subsection. (d) Rule of construction Nothing in this section, or the amendments made by this section, may be construed to limit the authorities of other governmental agencies previously delegated authorities of the Deepwater Port Act of 1974 ( 33 U.S.C. 1501 et seq. ). (e) Applications Nothing in this section shall apply to any application submitted before the date of enactment of this Act. 351. National Offshore Safety Advisory Committee composition Section 15106(c) of title 46, United States Code, is amended— (1) in paragraph (1) by striking 15 members and inserting 17 members