46 C.F.R. § 58.25-15 Voice communications.
Title 46 - Shipping
Each vessel must be provided with a sound-powered telephone system, complying with subpart 113.30 of this chapter, to communicate between the pilothouse and the steering-gear compartment, unless an alternative means of communication between them has been approved by the Commanding Officer, Marine Safety Center.
Title 46: Shipping
PART 58—MAIN AND AUXILIARY MACHINERY AND RELATED SYSTEMS
Subpart 58.25—Steering Gear
§ 58.25-15 Voice communications.
