the reduction in grade of a supervisor or manager who has not completed the probationary period under section 3321(a)(2) of this title if such reduction is to the grade held immediately before becoming such a supervisor or manager,
an action initiated under section 1215 or 7521 of this title, or
(F)
a suitability action taken by the Office under regulations prescribed by the Office, subject to the rules prescribed by the President under this title for the administration of the competitive service.
, 80 Stat. 528, related to adverse action against a preference eligible employee and procedures applicable to such adverse action, prior to repeal by Pub. L. 95–454, § 204(a).