Section 46I. In addition to his other responsibilities and duties, the personnel administrator shall have the following duties and responsibilities: developing and maintaining information concerning occupational injuries sustained by employees entitled to compensation under the provisions of section 69 of chapter 152, and concerning persons who have applied for or who have been granted disability benefits under the provisions of chapter 32 and requiring reports from the workers' compensation agents and from the retirement boards; and certifying agreements for compensation for the payment of medical or other expenses or fees to or on behalf of injured employees of the commonwealth. No such compensation shall be paid without such certification.