The Commission shall implement the budget in cooperation with the Member States, in accordance with the European law referred to in Article III-412, on its own responsibility and within the limits of the appropriations allocated, having regard to the principles of sound financial management. Member States shall cooperate with the Commission to ensure that the appropriations are used in accordance with those principles.

The European law referred to in Article III-412 shall establish the control and audit obligations of the Member States in the implementation of the budget and the resulting responsibilities. It shall establish the responsibilities and detailed rules for each institution concerning its part in effecting its own expenditure.

Within the budget the Commission may, subject to the limits and conditions laid down by the European law referred to in Article III-412, transfer appropriations from one chapter to another or from one subdivision to another.