promulgation

The act of promulgating; publication; open declaration.

In law: The first official publication of a law which has been passed, or of an ordinance or a proclamation.

More strictly, the final order of the sovereign power which puts an enacted law into execution.

The act of promulgating or announcing something, especially a proclamation announcing a new law.

A public statement containing information about an event that has happened or is going to happen.