under devolution. It shall also recommend measures to improve the operation of the postal services in the Autonomous Region; (14) Determine, fix or prescribe charges or rates pertinent to the operation of public land and water transportation facilities and services in the Autonomous Region, except such rates or charges already fixed by law and, in cases where charges or rates are established by international bodies or associations of which the Philippines is a participating member or by bodies or associations recognized by the Philippine government as the proper arbiter of such charges or rates; (15) Determine, fix or prescribe charges or rates pertinent to the operation of public air transportation facilities and services in the Autonomous Region subject to the limitations set forth under devolution. It shall coordinate with the Civil Aviation Authority of the Philippines (CAAP)-ARMM and in no case shall it interfere with rates or charges prescribed under its charter. The conditions set forth under the preceding item shall apply; (16) Determine, fix or prescribe charges or rates pertinent to the use and operation of devolved facilities and services of the Air Transportation Office in the ARMM such as terminal, concessions, and vehicular parking fees. This includes aircraft landing, take-off and parking fees, excluding those exempted by existing regulations, in accordance with International Civil Aviation Organization (ICAO) standards and practices; (17) Establish and prescribe the rules, regulations, procedures and standards for accreditation of driving schools; (18) Coordinate with the Civil Aviation Training Center (CATC) and the National Telecommunications Training Institute (NTTI) to ensure professional training of its personnel and enhance their career development; (19) Administer and enforce all other functions that had been devolved to it by the national government; (20) Ensure that the rights of the Autonomous Regional Government in all negotiations or concerns with DOTC National are properly represented or taken cared of for interregional routes. It shall be conscious at all times that the shares in revenues of the Autonomous Region shall not be compromised or put in a disadvantaged position; and (21) Perform such other powers and functions as may be provided by law. SEC. 4. Organizational Structure. - The Department shall consist of the Department Proper, the Department Services, the Sectoral Offices and the Attached Agencies. 172