Cena CIF lahko izjemoma ostane v omejenem časovnem obdobju nespremenjena, kadar ponudbena cena za dano kakovost ali določeni izvor, ki je služila kot osnova za določitev predhodne cene CIF, ni dostopna Komisiji, ko je treba določiti novo ceno CIF, in kadar bi ponudbene cene, ki so Komisiji na voljo in za katere slednja meni, da niso dovolj reprezentativne za dejanske tržne trende, sprožile nenadne in precejšnje spremembe cene CIF.
A C.I.F. PRICE MAY, BY WAY OF EXCEPTION, BE LEFT UNCHANGED FOR A LIMITED PERIOD WHERE THE OFFER PRICE FOR A GIVEN QUALITY OR A SPECIFIC ORIGIN WHICH SERVED AS A BASIS FOR FIXING THE PREVIOUS C.I.F. PRICE IS NOT AVAILABLE TO THE COMMISSION WHEN THE NEXT C.I.F. PRICE IS TO BE FIXED AND WHERE THE OFFER PRICES WHICH ARE AVAILABLE AND WHICH THE COMMISSION CONSIDERS NOT TO BE SUFFICIENTLY REPRESENTATIVE OF ACTUAL MARKET TRENDS WOULD ENTAIL SUDDEN AND CONSIDERABLE CHANGES IN THE C.I.F. PRICE.