Article 798 of the French General Tax Code
In declarations of transfer by death, heirs, donees or legatees, or parties to deeds recording a transfer inter vivos free of charge, must state whether the jewellery, gems, works of art or collectors’ items included in the transfer were the subject of an insurance contract against theft or fire in force on the day of the death or of the deed and, if so, indicate the date of the contract,…