; (2) the pursuit of studies at a recognized institution of higher learning; or (3) other activities which, in the view of the appointing authority, warrant an extension of such eligibility. (d) Exception The appointing authority may not extend the noncompetitive appointment eligibility under subsection (b) to any volunteer who chooses to be subject to early termination. . 9. Comprehensive illegal drug use policy with respect to Peace Corps volunteers (a) In general The Peace Corps Act ( 22 U.S.C. 2501 et seq. ) is amended by inserting after section 8I ( 22 U.S.C. 2507i ) the following: 8J. Comprehensive illegal drug use policy with respect to Peace Corps volunteers (a) In general The Director shall develop and implement a comprehensive drug use policy with respect to Peace Corps volunteers. The policy shall— (1) establish a zero tolerance policy regarding volunteer or trainee involvement with illegal drugs