edict

nouns

a formal or authoritative proclamation
edict
is a type of (narrower)
a formal public statement
"the government made an announcement about changes in the drug war"; "a declaration of independence"
announcement, annunciation, declaration, proclamation
a legally binding command or decision entered on the court record (as if issued by a court or judge)
"a friend in New Mexico said that the order caused no trouble out there"
decree, edict, fiat, order, rescript