In aircargo: A convention held at Warsaw on 12 October 1929, which stipulated rules on international air carriage (Convention for the Unification of Certain Rules Relating to International Carriage by Air). The conventions were amended by the Hague Protocol in 1955.

The Convention for the Unification of Certain Rules Relating to International Carriage by Air, signed at Warsaw, 12 October 1929, or that Convention as amended by the Hague Protocol, 1955, stipulating obligations or parties and limitations and/or exonerations of carriers (air cargo).

An international multilateral treaty which regulates, in a uniform manner, the conditions of international transportation by air.