WASHINGTON D.C. – JUNE 26 2014: United States Bureau of Engravin Published August 15, 2016 at 900 × 600 in WASHINGTON D.C. – JUNE 26 2014: United States Bureau of Engravin ← Previous Next → WASHINGTON D.C. – JUNE 26 2014: United States Bureau of Engraving and Printing Building. BEP’s main function is to develop and produce United States currency notes, trusted worldwide.