plural of customs officer

(law, historical) A service which is owed from time immemorial.

plural of customs declaration

A statement giving the details and value of goods being imported or exported, usually required for the purpose of assessing customs duty.

plural of customs union

the value of an item going through customs, as used to determine the duties levied

plural of heir by custom

(law) One whose right to inherit as heir is determined by customary modes of descent, such as gavelkind.

alternative form of custom house

plural of customs house