council decis novemb exchang rate matter relat cfa franc comorian franc ec council european union regard treati establish european commun articl thereof regard recommend commiss regard opinion european central bank council regul ec introduct euro euro substitut januari currenc particip member state convers rate commun compet monetari exchang rate matter member state adopt euro date council determin arrang negoti conclus agreement monetari foreign exchang regim matter franc conclud agreement uemoa union économiqu monétair ouest africain cemac communauté économiqu monétair de afriqu central comor intend guarante convert cfa comorian franc french franc fix pariti euro substitut french franc januari convert cfa comorian franc guarante budgetari commit french author french author assur agreement uemoa cemac comor substanti financi implic franc agreement materi effect monetari exchang rate polici euro area present form state implement agreement present obstacl smooth function econom monetari union agreement constru impli oblig european central bank nation central bank support convert cfa comorian franc modif exist agreement lead oblig european central nation central bank franc african signatori agreement continu present agreement substitut euro french franc franc continu present agreement substitut euro french franc franc african signatori agreement implement sole respons commun inform regular basi implement envisag modif agreement modif implement exist agreement prejudic primari object commun exchang rate polici maintain price stabil accord articl treati involv compet commun bodi make natur scope present agreement appli membership agreement principl free convert fix pariti euro cfa comorian franc convert guarante budgetari commit french treasuri decis establish preced respect arrang decid futur respect negoti conclus similar agreement monetari foreign exchang regim matter commun state intern organis prejudic commun compet commun agreement econom monetari union member state negoti intern bodi conclud intern agreement adopt decis articl substitut euro french franc franc continu present agreement exchang rate matter uemoa union économiqu monétair ouest africain cemac communauté économiqu monétair de afriqu central comor articl franc african signatori agreement retain sole respons implement agreement articl compet french author commiss european central bank econom financi committe inform regular basi implement agreement french author inform econom financi committe prior pariti euro cfa comorian franc articl franc negoti conclud modif present agreement extent natur scope agreement chang inform advanc commiss european central bank econom financi committe articl plan chang natur scope agreement submit franc commiss european central bank econom financi committe plan requir approv council basi recommend commiss consult european central bank articl decis appli januari articl decis address french republ brussel novemb council presid edling opinion septemb publish offici journal oj convent de coopérat monétair du novembr entr le état membr de la banqu de état de afriqu central beac la républiqu français amend convent de compt opérat du mar entr le ministr de économi de financ de la républiqu français le président du conseil de administr de la banqu de état de afriqu central amend accord de coopérat du décembr entr la républiqu français le républiqu membr de union monétair ouest africain amend convent de compt opérat du décembr entr le ministr de économi de financ de la républiqu français le président du conseil de ministr de union monétair ouest africain amend accord de coopérat monétair du novembr entr la républiqu français la républiqu fédérale islamiqu de comor amend convent de compt opérat du novembr entr le ministr de économi de financ de la républiqu français le ministr de financ de économi du plan de la républiqu fédérale de comor amend