11. By 1 January 2029, Member States shall ensure that at least the deposit and return systems established under paragraph 2 of this Article following the entry into force of this Regulation meet the minimum requirements listed in Annex X.
The minimum requirements listed in Annex X shall not apply to deposit and return systems established before the entry into force of this Regulation which achieve the 90 % target set out in paragraph 1 of this Article by 1 January 2029. Member States shall endeavour to ensure that existing single-use deposit and return systems comply with the minimum requirements in Annex X when they are first reviewed. If the 90 % target is not achieved by 1 January 2029, existing single-use deposit and return systems shall comply with the minimum requirements in Annex X at the latest by 1 January 2035.
By 1 January 2038, the Commission, in collaboration with the Member States, shall assess the implementation of this Article and identify how to maximise the interoperability of deposit and return systems.