The promulgating authority: Shall consider the petition and may issue the declaratory ruling requested; and Shall notify the petitioner in writing of the action decided upon and state the reasons for the decision. Publication and Inspection. The promulgating authority shall keep a record of each declaratory ruling issued and index all declaratory rulings issued by reference to statutes or regulations involved. The promulgating authority may publish declaratory rulings of general interest subject to the mandates of the Public Information Act, State Government Article, §10-601 et seq., Annotated Code of Maryland, and allow inspection of the declaratory rulings subject to the Public Information Act.