Member States had to bring into force the laws, regulations and administrative provisions necessary to comply with the Priority Substances Directive by 13 July 2010, and inform the Commission they had done so.
Liikmesriigid pidid jõustama prioriteetsete ainete direktiivi täitmiseks vajalikud õigus- ja haldusnormid 13. juuliks 2010 ja teatama sellest komisjonile.