12. The number of persons employed by the Agency and the terms and conditions of employment of such persons shall be determined by the Agency, with the approval of the Department and the Department of Finance and Personnel.
13. The Agency may, in the case of such persons employed by it as may be determined by the Agency with the approval of the Department and the Department of Finance and Personnel, pay to or in respect of them such pensions or gratuities, or provide and maintain for them such pension schemes (whether contributory or not) or contributory or other pension arrangements as may be so determined.