1. in Annex I the following row 45 is added: " 45 elastomultiester fibre formed by interaction of two or more chemically distinct linear macromolecules in two or more distinct phases (of which none exceeds 85 % by mass) which contains ester groups as dominant functional unit (at least 85 %) and which, after suitable treatment when stretched to one and half times its original length and released, recovers rapidly and substantially to its initial length" 2. in Annex II the following entry 45 is added: " 45 Elastomultiester 1,50 "