Payment appropriations to cover the common costs incurred in preparation for, or further to, operations which are not covered by miscellaneous revenue shall be financed by contributions from the participating Member States.

Payment appropriations to cover the operational common costs of an operation shall be covered by contributions from the contributing States.

The contributions payable by the contributing Member States for an operation shall be equal to the amount of the payment appropriations entered in the budget and intended to cover the operational common costs of that operation, after deduction of the amounts of the contributions payable for the same operation by contributing third States pursuant to Article 12.

The data for the calculation of contributions shall be those set out in the ‘GNI-based own resources’ column in the ‘Summary of financing of the general budget by type of own resource and by Member State’ table appended to the latest general budget adopted by the Union. The contribution of each Member State from whom a contribution is due shall be proportional to the share of gross national income (GNI) of that Member State in the total GNI aggregate of the Member States from whom a contribution is due.