1. The original of this Convention, with subsequent amendments, and instruments of ratification, acceptance, approval or accession shall be deposited in the archives of the Government of Denmark.
2. The Government of Denmark shall provide a certified copy of this Convention and the text of any amendment as adopted by the Council, to all States that have signed or acceded to this Convention and to the President of CEPT. Copies shall further be sent for information to the Director of ECO the Secretary-General of the Universal Postal Union, to the Secretary-General of the International Telecommunication Union, to the President of the European Commission and to the Secretary-General of the European Free Trade Association.
3. The Government of Denmark shall notify all States that have signed or acceded to this Convention and the President of CEPT, of all signatures, ratifications, acceptances, approvals and denunciations, as well as of the entry into force of this Convention and of each amendment. The Government of Denmark shall further notify all States that have signed or acceded to this Convention and the President of CEPT of the entry into force of each accession.