To ()the successful examinees to the practice of the profession or occupation; cause the entry of their names on its registry book and computerized database; issue certificates of registration/ professional license, bearing the registrant’s name, picture, and registration number, signed by all the members of the Board concerned and the Chairperson, with the official seal of the Board and the Commission affixed thereto which certificate shall be the authority to practice; and at the option of the professional concerned, ministerially issue the professional identification card, to be used solely for the purpose of identification, upon payment of the appropriate amount.