(a) Pursuant to the provisions of this Article relating to Certificates of Operation and permits, the Director shall not renew a Certificate of Operation or a permit or issue a new Certificate of Operation or a new permit for an ambulance or routine medical transport vehicle service until he has caused such investigation as he deems necessary to be made of the applicant and of his proposed operations.
(b) The Director shall issue hereunder a Certificate of Operation or a permit for a specified ambulance or routine medical transport vehicle service, said Certificate of Operation or permit for a specified ambulance or routine transport vehicle to be valid for one year unless earlier suspended, revoked or terminated, when he finds:
(1) That each such ambulance or routine medical transport vehicle, its required equipment and the premises designated in the application, complies with the requirements of this Article.
(2) That the applicant is a responsible and proper person to conduct or work in the proposed business.
(3) That only drivers and attendants who comply with the requirements of this Article are employed in such capacities.
(4) That all the requirements of this Article and all other applicable laws and regulations have been met.