Translate the following English sentence to French:
"and sixthly, we are prepared to review Regulation (EC) No 925/99 on aircraft registered in third countries provided, however, that in the interim agreement is reached within the ICAO on new standards."
six, nous sommes disposés à revoir le règlement 925/99 pour les avions de pays tiers, mais à condition que, dans l' intervalle, un accord se fasse au sein de l' OACI sur de nouvelles normes.