Article 5c
The Member States shall ensure that varieties coming from other Member States are subject to the same requirements as those which apply to domestic varieties, in particular as regards the acceptance procedure. Article 5d 1. The Member States shall provide that acceptance of varieties be based on the results of official examinations, particularly growing trials, covering a sufficient number of characters for the variety to be described. The methods used for determining characters must be exact and reliable. 2. The following shall be fixed in accordance with the procedure laid down in Article 17, account being taken of current scientific and technological knowledge: (a) the characters to be covered as a minimum by the examinations, (b) the minimum requirements for carrying out the examinations. 3. If it is known that propagation material of a given variety is marketed in another country under a different name, that name shall also be indicated in the catalogue. Article 5e 1. The varieties accepted shall be officially checked at regular intervals. If any of the conditions for acceptance for certification or checking is no longer satisfied, acceptance shall be revoked and the variety deleted from the catalogue. 2. The catalogue of varieties and any alterations made to it shall be sent forthwith to the other Member States and to the Commission."