Artikel 7

1. The main text of this Agreement may be amended by either of the procedures specified in this article.
2. (a) Upon the request of a Contracting Party, any amendment proposed by it to the main text of this Agreement shall be considered in the Working Party on Road Transport of the Economic Commission for Europe (ECE).
(b) If adopted by a two-thirds majority of those present and voting and if such a majority includes a two-thirds majority of the Contracting Parties present and voting, the amendment shall be communicated by the Secretary-General to all Contracting Parties for acceptance.
(c) If the amendment is accepted by two-thirds of the Contracting Parties, the Secretary-General shall so notify all Contracting Parties and the amendment shall come into force twelve months after the date of such notification. The amendment shall come into force with respect to all Contracting Parties except those which, before it comes into force, make a declaration that they do not accept the amendment.
3. Upon the request of at least one-third of the Contracting Parties, a conference to which the States referred to in article 5 shall be invited, shall be convened by the Secretary-General. The procedure specified in sub paragraphs (a) and (b) of paragraph 2 of this article shall be applied in respect of any amendment submitted to the consideration of such a conference.