601 of the Goldwater-Nichols Department of Defense Reorganization Act of 1986 ( 10 U.S.C. 194 note). (2) Section 1111 of the Duncan Hunter National Defense Authorization Act for Fiscal Year 2009 ( 10 U.S.C. 143 note). (d) Modification of limitations on number of personnel in OSD and other DoD headquarters (1) OSD Section 143 of title 10, United States Code, is amended— (A) in subsection (a), by striking 3,767 and inserting 4,000