Če naročniki zahtevajo predložitev potrdil, ki jih izdajo neodvisni organi in ki potrjujejo skladnost gospodarskega subjekta z nekaterimi standardi za ravnanje z okoljem, se sklicujejo na Sistem Skupnosti za okoljsko ravnanje in presojo (EMAS) ali na standarde za ravnanje z okoljem, ki temeljijo na evropskih ali mednarodnih standardih, potrdili pa so jih organi v skladu z zakonodajo Skupnosti ali ustreznimi evropskimi ali mednarodnimi standardi v zvezi s potrjevanjem.
In such cases, should the contracting entities require the production of certificates drawn up by independent bodies attesting the compliance of the economic operator with certain environmental management standards, they shall refer to the EMAS or to environmental management standards based on the relevant European or international standards certified by bodies conforming to Community law or the relevant European or international standards concerning certification.