Prohibition to hold balls during fasting times decree of the court chancellor on behalf of the Kaiser to the Lower-Austrian government [Lower-Austria; Present-day Austria]: “His Royal Majesty … have ordered that the holding of Jewish carnival balls (Faschingsbälle) during the fasting times of Christians is prohibited, as are all balls prohibited during that time in the future. The local authorities are advised to put an end to this (custom) and to take all necessary actions to enforce His Royal Majesties order.”
Braumüller, Wilhelm: Urkunden und Akten zur Geschichte der Juden in Wien. Erste Abteilung. Allgemeiner Teil 1526-1847. Zweiter Band. (Wien) 1918; (Documents and files on the history of Jews in Vienna) p. 419, Researched and Translated by Ziba Shadjaani 5/12/2016