A 501(c)(3) organization is a corporation, trust, unincorporated association, or other type of organization that is exempt from federal income tax under section 501(c)(3) of Title 26 of the United States Code.
 It is the most common type of the 29 types of 501(c) nonprofit organizations in the United States.
 Many charitable non-profits in the United States that Americans commonly know of, and often make donations to, are 501(c)(3) organizations, ranging from charitable foundations to universities and churches.
 These organizations must be approved by the Internal Revenue Service to be tax-exempt under the terms of section 501(c)(3) of the Internal Revenue Code.
Clinton Cash: The Untold Story of How and Why Foreign Governments and Businesses Helped Make Bill and Hillary Rich is a 2015 "New York Times" bestselling book by Peter Schweizer in which he investigates donations made to the Clinton Foundation by foreign entities, paid speeches made by Bill and Hillary Clinton, and the state of the Clintons' finances since leaving the White House in 2001.
 It was published by Broadside Books, a division of HarperCollins.
 Research for the book was conducted by the Government Accountability Institute, a conservative nonprofit investigative research organization founded by Peter Schweizer and Steve Bannon.
 It has been adapted into both a film and a graphic novel.
The Government Accountability Institute (GAI) is a conservative nonprofit investigative research organization located in Tallahassee, Florida.
 GAI was founded in 2012 by Peter Schweizer and Stephen Bannon with funding from Robert Mercer and family.
 Schweizer serves as the group's president.
 The group is known for its involvement with the publication of the investigative books "Clinton Cash: The Untold Story of How and Why Foreign Governments and Businesses Helped Make Bill and Hillary Rich" and "Bush Bucks: How Public Service and Corporations Helped Make Jeb Rich".
Douglas Jay Band (born 28 October 1972)  is an American businessman and lawyer.
 He is a founding partner and president of Teneo, a global consulting firm.
 Previously he was personal assistant and counselor to President Bill Clinton and he assisted in creating the Clinton Global Initiative (CGI).
 Band later worked for the William J. Clinton Foundation.
Ira Magaziner (born November 8, 1947) was born in New York City, New York, US.
 After being a student activist and business consultant, Magaziner became the senior advisor for policy development for President Clinton, especially as chief healthcare policy advisor.
 He now serves in a leadership capacity for two of the Bill, Hillary & Chelsea Clinton Foundation's international development initiatives, which are at the forefront of non-governmental organizations in addressing Global Health and Environmental issues.
The Johnson Amendment is a provision in the U.S. tax code, since 1954, that prohibits all 501(c)(3) non-profit organizations from endorsing or opposing political candidates.
 Section 501(c)(3) organizations are the most common type of nonprofit organization in the United States, ranging from charitable foundations to universities and churches.
 The amendment is named for then-Senator Lyndon B. Johnson of Texas, who introduced it in a preliminary draft of the law in July 1954.
The Clinton Foundation (founded in 1997 as the William J. Clinton Foundation), and from 2013 to 2015, briefly renamed the Bill, Hillary & Chelsea Clinton Foundation) is a non-profit organization under section 501(c)(3) of the U.S. tax code.
 It was established by former President of the United States Bill Clinton with the stated mission to "strengthen the capacity of people in the United States and throughout the world to meet the challenges of global interdependence."
 Its offices are located in New York City and Little Rock, Arkansas.
The William J. Clinton Presidential Center and Park is the presidential library of Bill Clinton, the 42nd President of the United States (1993–2001).
 It is located in Little Rock, Arkansas and includes the Clinton Presidential Library, the offices of the Clinton Foundation, and the University of Arkansas Clinton School of Public Service.
 It is the thirteenth presidential library to have been completed in the United States, the eleventh to be operated by the National Archives and Records Administration, and the third to comply with the Presidential Records Act of 1978.
Chelsea Victoria Clinton (born February 27, 1980) is the only child of former U.S. President Bill Clinton and former U.S. Secretary of State and 2016 presidential candidate Hillary Clinton.
 She was a special correspondent for NBC News from 2011 to 2014 and now works with the Clinton Foundation and Clinton Global Initiative.
 Since 2011, she has taken on a prominent role at the foundation and has a seat on its board.
The International Council on Clean Transportation (ICCT) is an independent nonprofit organization incorporated under Section 501(c)(3) of the US tax code.
 It provides technical and scientific analysis to environmental regulators.
 It is funded by the ClimateWorks Foundation, the William and Flora Hewlett Foundation, the Energy Foundation, and the David and Lucile Packard Foundation.

Question: Clinton Cash: The Untold Story of How and Why Foreign Governments and Businesses Helped Make Bill and Hillary Rich is a 2015 "New York Times" bestselling book by Peter Schweizer in which he investigates donations made to the Clinton Foundation by foreign entities, and etc, The Clinton Foundation (founded in 1997 as the William J. Clinton Foundation), and from 2013 to 2015, briefly renamed the Bill, Hillary & Chelsea Clinton Foundation) is which type of organization under section 501(c)(3) of the U.S. tax code?
Answer: non-profit