authorisation

nouns

a document giving an official instruction or command
authorisation, authorization, mandate
the power or right to give orders or make decisions
"he has the authority to issue warrants"; "deputies are given authorization to make arrests"; "a place of potency in the state"
authorisation, authority, authorization, dominance, potency, say-so
official permission or approval
"authority for the program was renewed several times"
authorisation, authority, authorization, sanction
is derived from
authorise
the act of conferring legality or sanction or formal warrant
authorisation, authorization, empowerment
is derived from
authorise