Cov khoom lag luam suav nrog ntau dua 20 cov lus qhia yuav tsum tau kos npe CE. Cov lus qhia no suav nrog ntau yam ntawm cov khoom, thiab cov lus qhia suav nrog cov kev cai yooj yim ntawm cov khoom tau them. EU harmonized cov qauv yog cov ncauj lus kom ntxaws cov ntaub ntawv siv los qhia cov khoom kom ua tau raws li qhov yuav tsum tau ua ntawm cov lus qhia.
