Article L426-8 of the French Code governing the entry and residence of foreign nationals and the right of asylum
A foreign national who is the holder of a contributory old-age pension, under his or her own right or a derived right, paid under a French basic social security scheme and who, after having resided in France under a residence permit, has established or is establishing his or her habitual residence outside France will, at his or her request, be issued with a residence permit bearing the wording “retired person”…