official
— Noun
– English
~ someone who administers the rules of a game or sport; "the golfer asked for an official who could give him a ruling"
official immunity
— Noun
– English
~ personal immunity accorded to a public official from liability to anyone injured by actions that are the consequence of exerting official authority
official document
— Noun
– English
~ (law) a document that states some contractual relationship or grants some right