Article 3
1. The financial reference amount for the implementation of the action financed by the Union referred to in Article 1 shall be EUR 6 285 929. 2. The expenditure financed by the reference amount set out in paragraph 1 shall be managed in accordance with the rules and procedures applicable to the general budget of the Union. 3. The Commission shall supervise the proper management of the expenditure financed by the amount referred to in paragraph 1. For that purpose, it shall conclude a contribution agreement with the Preparatory Commission of the CTBTO. The contribution agreements shall stipulate that the Preparatory Commission of the CTBTO is to ensure the visibility of the Union's contribution, appropriate to its size. 4. The Commission shall endeavour to conclude the agreement referred to in paragraph 3 as soon as possible after the entry into force of this Decision. It shall inform the Council of any difficulties in that process and of the date of the conclusion of the agreement.