These Regulations provide for specific derogations from the current arrangements relating to critical uses of a controlled substance, halon 1211, in Regulation (EC) 1005/2009 of the European Parliament and of the Council of 16th September 2009 on substances that deplete the ozone layer (recast) (“the Ozone-Depleting Substances Regulation”). The Ozone-Depleting Substances Regulation forms part of retained EU law. The specific derogations provided for relate to relevant applications in the Airseeker Rivet Joint (RJ) RC-135W aircraft only.