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3.2.1 first, the definition of the moment of irrevocability of a payment order differs in the two legal instruments.
3.2.1 en primer lugar, la definición del momento de la irrevocabilidad de una orden de pago difiere en los dos instrumentos jurídicos.
administrative expenditure within reference amount17 : none total reference amount commitment appropriations payment appropriations a + c b + c
administrative expenditure within reference amount17 : none total reference amount commitment appropriations payment appropriations a + c b + c