(a) In general
Not later than September 15, 2012, and annually thereafter, the head of the Federal Bureau of Prisons and the head of any State agency charged with the responsibility for administration of prisons shall provide to the Secretary in electronic format a list with the information described in subsection (b) of all the inmates incarcerated within the prison system for any part of the prior 2 calendar years or the current calendar year through August 31.