The Hamayoni Decree (also `Hamayonic`, `Hamayouni`) (الخط الهمايونى) or `Hamayony Khat` is a clause in the Egyptian law that dates back to the Hatt-ı Hümayun of February 1856 issued during Ottoman rule, which regulates Christian church construction and maintenance. It is currently a cause of much controversy due to the conditi...