(a) Any decision, order or resolution of the Commission shall become final and executory if no appeal is taken therefrom within ten (10) days from notice thereof. All awards granted by the Commission in cases appealed from decisions of the System shall be effected within fifteen days from receipt of notice.
(b) In all other cases, decisions, orders and resolutions of the Commission which have become final and executory shall be enforced and executed in the same manner as decisions of the Court of First Instance, and the Commission shall have the power to issue to the city or provincial sheriff or to the sheriff whom it may appoint, such writs of execution as may be necessary for the enforcement of such decisions, orders or resolutions, and any person who shall fail or refuse to comply therewith shall, upon application by the Commission, be punished by the proper court for contempt.