die used at the White House is the only actual seal of the president – other versions are technically "facsimiles". The Bureau of Engraving and Printing has other dies, used to produce such facsimiles on documents, stationery, and invitations as requested by the White House. Other versions of the seal are often used as a visual symbol to represent the president, and are most often seen: on the lectern at presidential press conferences and campaign rallies on the sides of presidential transports Air Force One, Marine One, and the presidential limousine at the center of the ceiling in the Oval Office of the White House affixed to the balcony of the South Portico during a State Arrival Ceremony The presidential coat of arms (the central device on the seal, i.e. without the encircling "SEAL OF THE PRESIDENT OF THE UNITED STATES" legend) has even wider usage. It appears: on the presidential flag on the reverse of the Kennedy half dollar (encircled with "UNITED STATES OF AMERICA" on the top and "HALF DOLLAR" on the bottom). For the United States Bicentennial, a depiction of Independence Hall was used on the reverse of the coin. The seal returned to the reverse starting in 1977. at the center of the iconic oval rug in the Oval Office of the White House (each president typically designs his own, but most rugs since President Truman have used the arms). incorporated into the Presidential Service Badge issued to US Military personnel. on many versions of presidential china, such as the Wilson or Reagan china, which is often used at state dinners at the White House. at the burial sites of former presidents (e.g., Wilson and Reagan). Regulated use In general, commercial use of the seal is prohibited by 18 USC 713 of the United States Code, and further defined by Executive Orders 11916 and 11649. The United States Secret Service is authorized to use the seal in conjunction with fund raising sales for its charitable benefit fund. Unofficial use of the seal is regulated by the White House Graphics and Calligraphy Office and monitored by the office of the White House Counsel. On September 28, 2005, Grant M. Dixton, associate counsel to George W. Bush, requested that the satirical newspaper The Onion remove the presidential seal from its website. The Graphic and Calligraphy Office will approve of the seal's use in application of official gifts, an