Section 1115 demonstrations and waiver authorities in section 1915 of the Social Security Act are vehicles states can use to test new or existing ways to deliver and pay for health care services in Medicaid and the Children’s Health Insurance Program (CHIP). All current and concluded state programs authorized under these authorities may be accessed using the below dynamic list. Learn more about the section 1915(b), section 1915(c), and section 1115 authorities.
State Waivers List
Mississippi
Approval Date: No Approval Date
Effective Date: No Effective Date
Mississippi
Approval Date: October 1, 2000
Effective Date: July 1, 2023
Mississippi
Approval Date: June 26, 2023
Effective Date: July 1, 2023
Mississippi
Approval Date: June 26, 2023
Effective Date: July 1, 2023
Mississippi
Approval Date: June 26, 2023
Effective Date: July 1, 2023
Mississippi
Approval Date: September 27, 2012
Effective Date: October 1, 2012
Mississippi
Approval Date: July 1, 2001
Effective Date: July 1, 2023
Mississippi
Approval Date: June 4, 2015
Effective Date: July 1, 2015
Mississippi
Approval Date: September 30, 2014
Effective Date: September 30, 2014
Missouri
Approval Date: June 2, 2021
Effective Date: June 2, 2021
Missouri
Approval Date: July 28, 2010
Effective Date: August 1, 2010
Missouri
Approval Date: September 30, 2010
Effective Date: January 1, 2024
Missouri
Approval Date: September 24, 2021
Effective Date: October 1, 2021
Missouri
Approval Date: No Approval Date
Effective Date: No Effective Date
Missouri
Approval Date: December 6, 2023
Effective Date: December 6, 2023
Missouri
Approval Date: No Approval Date
Effective Date: No Effective Date
Missouri
Approval Date: April 29, 1998
Effective Date: May 1, 1998
Missouri
Approval Date: October 10, 2012
Effective Date: July 1, 2025
Missouri
Approval Date: July 1, 1980
Effective Date: July 1, 2023
Missouri
Approval Date: July 1, 1989
Effective Date: November 1, 2022
Missouri
Approval Date: October 24, 2019
Effective Date: July 1, 2025
Missouri
Approval Date: June 9, 2023
Effective Date: July 1, 2023
Missouri
Approval Date: July 1, 1988
Effective Date: July 1, 2021
Missouri
Approval Date: July 1, 2003
Effective Date: July 1, 2021
Missouri
Approval Date: January 16, 2024
Effective Date: July 1, 2024
Missouri
Approval Date: July 1, 1998
Effective Date: July 1, 2021
Missouri
Approval Date: August 26, 2010
Effective Date: July 1, 2023
Missouri
Approval Date: No Approval Date
Effective Date: July 1, 2020
Missouri
Approval Date: June 30, 2017
Effective Date: July 1, 2012
Missouri
Approval Date: November 19, 2008
Effective Date: April 1, 2009
Montana
Approval Date: June 30, 2018
Effective Date: July 1, 2020
Montana
Approval Date: December 21, 2016
Effective Date: January 1, 2017
Montana
Approval Date: June 29, 2011
Effective Date: January 1, 2011
Montana
Approval Date: July 1, 2022
Effective Date: July 1, 2022
Montana
Approval Date: No Approval Date
Effective Date: No Effective Date
Montana
Approval Date: November 2, 2015
Effective Date: December 21, 2021
Montana
Approval Date: August 31, 1993
Effective Date: July 1, 2022
Montana
Approval Date: May 30, 2012
Effective Date: June 1, 2012
Link:
Montana
Approval Date: January 29, 2004
Effective Date: February 1, 2004
Montana
Approval Date: January 23, 2006
Effective Date: July 1, 2009
Montana
Approval Date: June 20, 2024
Effective Date: July 1, 2024
Montana
Approval Date: August 27, 2001
Effective Date: July 1, 2009
Montana
Approval Date: July 1, 1990
Effective Date: July 1, 2023
Montana
Approval Date: November 27, 2006
Effective Date: July 1, 2020
Montana
Approval Date: April 8, 2016
Effective Date: April 8, 2016
Montana
Approval Date: December 29, 2008
Effective Date: January 1, 2017
Montana
Approval Date: October 17, 2015
Effective Date: October 17, 2015
Nebraska
Approval Date: July 1, 1995
Effective Date: January 1, 2024
Nebraska
Approval Date: July 10, 2006
Effective Date: August 1, 2009
Nebraska
Approval Date: June 1, 1989
Effective Date: March 1, 2022
Nebraska
Approval Date: January 1, 2003
Effective Date: March 1, 2022
Nebraska
Approval Date: March 1, 2024
Effective Date: March 1, 2024
Nebraska
Approval Date: August 1, 1991
Effective Date: August 1, 2021
Nebraska
Approval Date: September 26, 2023
Effective Date: October 1, 2023
Nebraska
Approval Date: October 20, 2020
Effective Date: October 20, 2020
Nebraska
Approval Date: June 28, 2019
Effective Date: July 1, 2019
Nebraska
Approval Date: September 30, 2014
Effective Date: September 24, 2014
Nebraska
Approval Date: September 30, 2017
Effective Date: July 7, 2015
Nevada
Approval Date: November 15, 2017
Effective Date: January 1, 2022
Nevada
Approval Date: No Approval Date
Effective Date: No Effective Date
Nevada
Approval Date: September 18, 2019
Effective Date: October 1, 2019
Nevada
Approval Date: June 28, 2013
Effective Date: July 1, 2013
Nevada
Approval Date: April 14, 2022
Effective Date: March 1, 2020
Nevada
Approval Date: No Approval Date
Effective Date: No Effective Date
Nevada
Approval Date: June 21, 2024
Effective Date: July 1, 2024
Nevada
Approval Date: December 29, 2022
Effective Date: January 1, 2023
Nevada
Approval Date: September 28, 2023
Effective Date: October 1, 2023
Nevada
Approval Date: January 1, 1990
Effective Date: January 1, 2023
Nevada
Approval Date: December 19, 2024
Effective Date: January 1, 2025
Nevada
Approval Date: July 1, 1992
Effective Date: July 1, 2025
Nevada
Approval Date: June 30, 2014
Effective Date: June 30, 2014
New Hampshire
Approval Date: August 7, 2015
Effective Date: October 1, 2022
New Hampshire
Approval Date: January 5, 2016
Effective Date: January 5, 2016
New Hampshire
Approval Date: May 29, 2020
Effective Date: March 1, 2020
New Hampshire
Approval Date: March 4, 2015
Effective Date: January 1, 2016
New Hampshire
Approval Date: March 17, 2023
Effective Date: April 1, 2023
New Hampshire
Approval Date: July 10, 2018
Effective Date: July 10, 2018
New Hampshire
Approval Date: November 1, 1993
Effective Date: November 1, 2021
New Hampshire
Approval Date: July 1, 1984
Effective Date: July 1, 2022
New Hampshire
Approval Date: September 1, 1987
Effective Date: September 1, 2021
New Hampshire
Approval Date: January 1, 2003
Effective Date: January 1, 2021
New Jersey
Approval Date: April 14, 2011
Effective Date: April 15, 2011
New Jersey
Approval Date: January 31, 2003
Effective Date: March 1, 2003
New Jersey
Approval Date: October 2, 2012
Effective Date: October 1, 2012
New Jersey
Approval Date: March 1, 1988
Effective Date: March 1, 2011
New Jersey
Approval Date: November 1, 2017
Effective Date: November 1, 2017
New Jersey
Approval Date: April 1, 1991
Effective Date: April 1, 2009
New Jersey
Approval Date: October 1, 1988
Effective Date: October 1, 2011
New Mexico
Approval Date: December 30, 2009
Effective Date: January 1, 2010
New Mexico
Approval Date: January 11, 1999
Effective Date: March 31, 1999
New Mexico
Approval Date: October 16, 2024
Effective Date: January 1, 2019
New Mexico
Approval Date: July 1, 1988
Effective Date: July 1, 2021
New Mexico
Approval Date: October 1, 1990
Effective Date: July 1, 2021
New Mexico
Approval Date: September 21, 2006
Effective Date: October 1, 2025
New Mexico
Approval Date: June 18, 2020
Effective Date: July 1, 2020
New Mexico
Approval Date: July 1, 1991
Effective Date: July 1, 2010
New Mexico
Approval Date: July 29, 2008
Effective Date: August 1, 2008
New Mexico
Approval Date: September 21, 2006
Effective Date: October 1, 2009
New York
Approval Date: September 14, 2019
Effective Date: September 14, 2019
New York
Approval Date: May 13, 2020
Effective Date: July 1, 2020
Link: