This report is submitted pursuant to Section 207 of the Commercial Spectrum Enhancement Act (CSEA, Title II of P.L. 108-494), which requires annual reporting on Federal agencies’ progress in vacating their affected wireless communications systems. These systems are being relocated from certain radio spectrum that has been reallocated to commercial use. The National Telecommunications and Information Administration (NTIA) published the first annual report to Congress in March 2008. It covered relocation activity during the period from March 2007 through December 2007. This second annual report documents the cumulative progress since the commencement of relocation activity in March of 2007 through December 2008.