 In January 2010 the Japanese Ministry of Land, Infrastructure, Transport and Tourism issued guidelines for hybrid and other near-silent vehicles.The Pedestrian Safety Enhancement Act of 2010 was approved by the U.S. Congress in December 2010, and the bill was signed into law by President Barack Obama on January 4, 2011.A proposed rule was published for comment by the National Highway Traffic Safety Administration (NHTSA) in January, 2013.