Artikel 23

1. At the time of signing, ratifying or acceding to the present Convention or thereafter, any State deciding to accept A. T. A. carnets in accordance with the provisions of paragraphs 2 and 3 of Article 3 of the present Convention, shall notify the Secretary General of the Council, specifying the cases in which it undertakes to accept A. T. A. carnets and stating the date from which such acceptance takes effect.
2. Similar notifications may be addressed to the Secretary General of the Council to:
(a) extend the scope of any previous notifications; or
(b) subject to paragraph 4 of Article 22 of the present Convention, restrict the scope of, or cancel any previous notifications.