Revocation

The act of calling back, or the state of being recalled; recall.

The act by which one, having the right, annuls an act done, a power or authority given, or a license, gift, or benefit conferred; repeal; reversal; as, the revocation of an edict, a power, a will, or a license.

the act (by someone having the authority) of annulling something previously done; "the revocation of a law"