March 13, 2012
On Tuesday, March 13, 2012, the President signed into law:
H.R. 4105, which clarifies that the countervailing duty law can be applied to subsidized goods from nonmarket economy countries; and the Department of Commerce can adjust antidumping duties applied to goods from nonmarket economy countries when countervailing duties are applied to the same goods.
Barack Obama, Statement by the Press Secretary on H.R. 4105 Online by Gerhard Peters and John T. Woolley, The American Presidency Project https://www.presidency.ucsb.edu/node/309815