Order or decision by Board.

1. A proceeding stands submitted for decision by the Board after the taking of evidence, the filing of briefs or motions, or the presentation of such oral argument permitted by the Board. 2. Orders or decisions will be rendered within 90 days of the completion of the proceeding or of the Board meeting at which the matter is last considered, unless a shorter time is required by statute. 3. Decisions and orders of the Board will be served by sending a copy thereof by certified mail to the parties of record or their representatives or by personal service.