Article 2
1. The financial support granted under this Regulation to the projects chosen in accordance therewith shall not exceed 25 % of the total cost of each project or of the particular stage of the project to be supported. It may be increased to not more than 50 % in the case of studies carried out preparatory to construction work. 2. In no case shall contributions from all Community budget sources exceed 50 % of the total cost of a given project. 3. An advance payment of no more than 40 % of the Community contribution may be provided to accelerate the execution of projects. 4. For the purpose of granting the Community financial support referred to in Article 1, the Commission shall take the necessary steps to apply this Regulation, in agreement with the Member States involved and taking into account the amounts estimated to be necessary.