ca. 888

“Decree of Sicily”issued by Governor Seuàda ibn Muhammad [Sicily; Present-day Italy] [Unconfirmed] 

Commentary from other sources:
1) “Saracen governor of Sicily order Jews to wear on their garments and put on their doors a piece of cloth in the form of donkey and to wear yellow belts and special hats.”
“Jewish Identification: Jewish Badge;” jewishvirtuallibrary.org