 After McCain lost his chair position following Democrats regaining the Senate in 2007, he continued to introduce a number of Indian affairs-related legislation; overall, he had had more effect on the development of laws regarding Indian casinos than any other member of Congress.Breaking from his 2001 and 2003 votes, McCain supported the Bush tax cut extension in May 2006, known as the Tax Increase Prevention and Reconciliation Act of 2005, saying not to do so would amount to a tax increase.The McCain-Lieberman Climate Stewardship Act was reintroduced for a third time January 2007, this time with the co-sponsorship of Barack Obama, among others.