"This report complies with Section 845 of the National Defense Authorization Act (NDAA) for Fiscal Year 2009 (Public Law 110-417), which requires the Secretary of Defense to report biennially to the congressional defense committees on expenditures and activities of the Department of Defense (DoD) in carrying out the requirements of this section (i.e., Defense Industrial Security)"--Issue for 2009, page 2.
Numbering
First report (2009) covers October 1, 2008 to May 31, 2009. Subsequent reports each cover two preceding fiscal years, e.g. report issued in 2011 covers FY 2009 and FY 2010.
Note
Description based on: 2009; title from PDF cover (DCSA website, viewed Aug. 15, 2019).
Latest issue consulted: 2015 (viewed Aug. 15, 2019).