major organizational adjustment
(6) In this subsection, the term “major organizational adjustment” means any of the following: (A) A major reorganization. (B) A major reduction in force. (C) A major transfer of function. (D) A workforce restructuring— (i) to meet mission needs; (ii) to achieve one or more reductions in strength; (iii) to correct skill imbalances; or (iv) to reduce the number of high-grade, managerial, supervisory, or similar positions.