You have to take steps with a foreign administration (to get married, open a bank account...) and the latter asks you for a civil registration document in the language of the country? You can call on a certified translator or ask for a multilingual document to be drawn up in the city hall. Service-public.fr explains.
have recourse to a translator (the procedure is not free). The list of accredited professionals is available in all town halls.
to request in the town hall the issue of the document free of charge in the language of one of the 24 countries on the list (Belgium, Bosnia, Germany, Spain, Lithuania, Portugal, Slovenia, Turkey, etc.). If the language of your choice is not available, you will need a translator.