“ National Intelligence Workforce.— (1) In developing and maintaining a national intelligence workforce under subsection (b) , the Director of the Federal Bureau of Investigation shall, develop and maintain a specialized and integrated national intelligence workforce consisting of agents, analysts, linguists, and surveillance specialists who are recruited, trained, and rewarded in a manner which ensures the existence within the Federal Bureau of Investigation an institutional culture with substantial expertise in, and commitment to, the intelligence mission of the Bureau. ”

“ Membership.—Membership in the FBI Reserve Service shall be limited to individuals who previously served as full-time employees of the Bureau. `` (c) Annuitants.—If an individual receiving an annuity from the Civil Service Retirement and Disability Fund on the basis of such individual's service becomes temporarily reemployed pursuant to this section, such annuity shall not be discontinued thereby. An individual so reemployed shall not be considered an employee for the purposes of chapter 83 or 84. ”