(a) In General. These rules govern the procedure for obtaining a declaratory judgment pursuant to the statutes of this state. Rules 38 and 39 govern a demand for a jury trial. The existence of another adequate remedy does not preclude a declaratory judgment that is otherwise appropriate. The court may order a speedy hearing of a declaratory-judgment.(b) Coverage Under Insurance Policy. A party seeking a declaratory judgment as to coverage under a policy of insurance must give notice of the action to any person known to have a claim against the insured relating to the incident that is the subject of the declaratory action.