(1) State, federal, and other agencies are required or allowed by statute to consider the retention of heritage properties and paleontological remains on lands owned by the state in consultation with the state historic preservation officer. It is the policy of the Montana historical society to assist those agencies in preserving heritage properties and paleontological remains and to encourage the avoidance, whenever feasible, of agency actions or agency assisted or licensed actions that substantially alter heritage properties or paleontological remains on those lands.