3) in Article 4(1)(b), the following subparagraph shall be inserted after the first subparagraph: "If the host Member State intends to require the applicant to complete an adaptation period or take an aptitude test, it must first examine whether the knowledge acquired by the applicant in the course of his professional experience is such that it fully or partly covers the substantial difference referred to in the first subparagraph.";
3) artikli 4 lõike 1 punkti b esimesele lõigu järele lisatakse järgmine lõik: