1.The ERDF support to cooperation programmes shall be paid into a single account with no national subaccounts.
2.The managing authority shall ensure that any amount paid as a result of an irregularity is recovered from the lead or sole beneficiary. Beneficiaries shall repay to the lead beneficiary any amounts unduly paid.
3.If the lead beneficiary does not succeed in securing repayment from other beneficiaries or if the managing authority does not succeed in securing repayment from the lead or sole beneficiary, the Member State or third country on whose territory the beneficiary concerned is located or, in the case of an EGTC, is registered shall reimburse the managing authority any amounts unduly paid to that beneficiary. The managing authority shall be responsible for reimbursing the amounts concerned to the general budget of the Union, in accordance with the apportionment of liabilities among the participating Member States as laid down in the cooperation programme.