33 C.F.R. § 67.10-35 Notice of approval and withdrawal of approval.
Title 33 - Navigation and Navigable Waters
(a) The Coast Guard publishes a notice of the approval or withdrawal of approval of a sound signal in the Local Notice to Mariners. (b) A listing of approved sound signals may be obtained from any District Commander.
Title 33: Navigation and Navigable Waters
PART 67—AIDS TO NAVIGATION ON ARTIFICIAL ISLANDS AND FIXED STRUCTURES
Subpart 67.10—General Requirements for Sound signals
§ 67.10-35 Notice of approval and withdrawal of approval.
