Special terms defined.

(a) Unless otherwise defined for use in any subpart, as used in connection with FERS (parts 841 through 850 of this chapter), terms defined in 5 U.S.C. 8401 have the same meanings assigned to them by that section. (b) Unless otherwise defined for use in any subpart, as used in connection with FERS (parts 841 through 850 of this chapter)— Agency means an executive agency as defined in section 105 of title 5, United States Code; a legislative branch agency; a judicial agency; and the U.S. Postal Service and Postal Rate Commission. Associate Director means the Associate Director for Retirement and Insurance in OPM, or his or her designee. OPM means the Office of Personnel Management. [52 FR 19242, May 21, 1987, as amended at 79 FR 46631, Aug. 8, 2014]