Definicija: Načelo, da mednarodna pošiljka kemične snovi, ki je prepovedana ali strogo omejena zaradi zaščite človekovega zdravja ali okolja, ne more nadaljevati poti brez soglasja (kadar tako soglasje obstaja) ali v nasprotju s sklepom imenovanega državnega organa države uvoznice.

Definicija: The principle that international shipment of a chemical which is banned or severely restricted in order to protect human health or the environment should not proceed without the agreement, where such agreement exists, or contrary to the decision of the designated national authority of the importing country.