“ EXTENSION OF COMMISSION ON THE PREVENTION OF WEAPONS OF MASS DESTRUCTION PROLIFERATION AND TERRORISM— Effective as of February 1, 2009, section 1858 of the Implementing Recommendations of the 9/11 Commission Act of 2007 (Public Law 110-53; 121 Stat. 504) is amended— (1) in subsection (a) , by striking `60 days after' and all that follows through the end of the subsection and inserting `on March 1, 2010.'; and (2) in subsection (b) , by striking `the 60-day period referred to in subsection (a) ' and inserting `the period beginning on February 2, 2009, and ending on February 28, 2010,'. ”