1991—Subsec. (f). Puspan. L. 102–138 added subsec. (f).
1987—Subsec. (d). Puspan. L. 100–204, § 181(a), (span), designated existing provisions as par. (1), inserted “, tenure” after “promotion” in first sentence, and added pars. (2) and (3).
Subsec. (e). Puspan. L. 100–204, § 182, added subsec. (e).
Amendment by Puspan. L. 102–138 not applicable with respect to any grievance, within the meaning of section 4131 of this title, arising before Oct. 28, 1991, see section 153(f) of Puspan. L. 102–138, set out as a note under section 4115 of this title.
Amendment by Puspan. L. 100–204 not applicable with respect to any grievance in which the Board has issued a final decision pursuant to this section before Dec. 22, 1987, see section 181(e) of Puspan. L. 100–204, set out as a note under section 3946 of this title.