Articles of agreement of the International Monetary Fund adopted at the United Nations Monetary and Financial Conference, Bretton Woods, New Hampshire, July 22, 1944; entered into force December 27, 1945; amended effective July 28, 1969 , by the modifications approved by the Board of Governors in resolution no. 23-5, adopted May 31, 1968; amended effective April 1, 1978, by the modifications approved by the Board of Governors in resolution no. 31-4, adopted April 30, 1976; amended effective November 11, 1992, by the modifications approved by the Board of Governors in resolution no. 45-3, adopted June 28, 1990; amended effective August 10, 2009, by the modifications approved by the Board of Governors in Resolution No. 52-4 adopted September 23, 1997; amended effective February 18, 2011, by the modifications approved by the Board of Governors in Resolution No. 63-3, adopted May 5, 2008; and amended effective March 3, 2011, by the modifications approved by the Board of Governors in Resolution No. 63-2, adopted April 28, 2008.