Special agent positions shall be filled in accordance with the provisions of the Foreign Service Act of 1980 (22 U.S.C. 3901 et seq.) and title 5. In filling such positions, the Secretary of State shall actively recruit women and members of minority groups. The Secretary of State shall prescribe the qualifications required for assignment or appointment to such positions. The qualifications may include minimum and maximum entry age restrictions and other physical standards and shall incorporate such standards as may be required by law in