33 CFR 118.30: Action by Coast Guard.

(a) The District Commander receiving the application will review it and approve the lights and other signals proposed, or mark on the drawings, the lights and other signals required, and in the case of lights, cite the applicable section of this chapter which prescribes the lights required for the particular type bridge.

(b) Upon approval, one set of drawings will be returned to the applicant with the notation “navigational lights and/or other signals approved as shown”, date, name and title of the District Commander.