46 C.F.R. § 32.15-35 Magnetic Compass and Gyrocompass—T/OC.
Title 46 - Shipping
(a) All tankships in ocean or coastwise service must be fitted with a magnetic compass. (b) All tankships of 1,600 gross tons and over in ocean or coastwise service must be fitted with a gyrocompass in addition to the magnetic compass. (c) Each tankship must have an illuminated repeater for the gyrocompass required under paragraph (b) that is at the main steering stand unless the gyrocompass is illuminated and is at the main steering stand. [CGD 74–074, 42 FR 5963, Jan. 31, 1977]
Title 46: Shipping
PART 32—SPECIAL EQUIPMENT, MACHINERY, AND HULL REQUIREMENTS
Subpart 32.15—Navigation Equipment
§ 32.15-35 Magnetic Compass and Gyrocompass—T/OC.