govern

transitive verb | \ ˈgə-vərn \ | gov·ern
  1. : to exercise continuous sovereign authority over; especially : to control and direct the administration of policy in : to control and direct the administration of policy in

  1. : to exert a determining or guiding influence in or over the testator's assets are governed by will substitutes —W. M. McGovern, Jr. et al.

  1. : to serve as a precedent or deciding principle for the law governing bills of lading United States v. Leon governs the case at bar