execution of instrument

(law) the completion of a legal instrument (such as a contract or deed) by signing it (and perhaps sealing and delivering it) so that it becomes legally binding and enforceable

（法）署名（および場合により捺印や交付）を行うことで、法的文書（契約書や捺印証書など）を法的拘束力および強制力のあるものとして完成させること