- The master of any vessel arriving in the port with ammunition or explosives, other than fireworks, etc., forming part of the ship's equipment of distress signals, or over 54 kgs. (100 lbs) in weight of gunpowder, on board as cargo, shall display a red flag B of the International Code at the fore during day-time, and between sunset and sunrise shall exhibit a red light at the fore or so long as the ammunition, explosives or gunpowder are on board within the limit of the port.
