Article 1
Directive 2009/126/EC is amended as follows: (1) in Article 4, paragraph 1 is replaced by the following: ‘1. Member States shall ensure, with effect from the date on which Stage II petrol vapour recovery systems become mandatory pursuant to Article 3, that the petrol vapour capture efficiency of such systems is equal to or greater than 85 % as certified by the manufacturer in accordance with Standard EN 16321-1:2013.’ ; (2) in Article 5, paragraph 1 is replaced by the following: ‘1. Member States shall ensure that the in-service petrol vapour capture efficiency of Stage II petrol vapour recovery systems is tested at least once each year in accordance with Standard EN 16321-2:2013.’ .