Artikel 3

1. Member countries shall notify the International Bureau, within six months of the end of Congress, of the name and address of the governmental body responsible for providing governmental regulation and oversight related to the provision of postal payment services.
2. Within six months of the end of Congress, member countries shall also provide the International Bureau with the name and address of the operator(s) officially designated to operate at least one of the postal payment services as set out in articles 1.1 and 1.2 by means of its (their) network(s), and to fulfil the obligations arising from the Acts of the Union on their territories.
3. In the absence of such notification within the prescribed six-month period, the International Bureau shall send a reminder to the member country.
4. Between Congresses, changes concerning the governmental bodies and the officially designated operators shall be notified to the International Bureau as soon as possible.
5. Designated operators shall provide the postal payment services in accordance with the present Agreement.