32 C.F.R. § 707.9 Convoy operations stern light.
Title 32 - National Defense
Naval vessels may display, during periods of convoy operations, a blue light located near the stern with the same characteristics as, but in lieu of, the normal white stern light.
Title 32: National Defense
PART 707—SPECIAL RULES WITH RESPECT TO ADDITIONAL STATION AND SIGNAL LIGHTS
§ 707.9 Convoy operations stern light.
