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
Iowa
Approval Date: January 23, 2026
Effective Date: April 1, 2024
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Iowa
Approval Date: July 23, 2008
Effective Date: June 16, 2008
Link:
Iowa
Approval Date: January 10, 2006
Effective Date: February 1, 2006
Iowa
Approval Date: February 23, 2016
Effective Date: July 1, 2022
Iowa
Approval Date: December 10, 2013
Effective Date: January 1, 2014
Iowa
Approval Date: December 10, 2013
Effective Date: January 1, 2014
Link:
Iowa
Approval Date: June 30, 2005
Effective Date: July 1, 2005
Link:
Kansas
Approval Date: December 27, 2012
Effective Date: January 1, 2013
Link:
Kansas
Approval Date: December 14, 2023
Effective Date: January 1, 2024
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Kansas
Approval Date: June 7, 2023
Effective Date: April 1, 2022
Kansas
Approval Date: July 1, 2026
Effective Date: October 1, 2026
Kansas
Approval Date: July 1, 1986
Effective Date: July 1, 2024
Kansas
Approval Date: July 1, 1991
Effective Date: July 1, 2024
Kansas
Approval Date: December 19, 2024
Effective Date: January 1, 2025
Kansas
Approval Date: December 19, 2024
Effective Date: January 1, 2025
Kansas
Approval Date: October 1, 1997
Effective Date: April 1, 2022
Kansas
Approval Date: October 27, 2023
Effective Date: October 27, 2023
Kansas
Approval Date: No Approval Date
Effective Date: March 31, 2013
Kentucky
Approval Date: December 9, 1993
Effective Date: November 1, 1997
Kentucky
Approval Date: October 21, 2010
Effective Date: January 1, 2023
Kentucky
Approval Date: October 16, 2015
Effective Date: January 1, 2021
Link:
Kentucky
Approval Date: No Approval Date
Effective Date: No Effective Date
Kentucky
Approval Date: March 25, 2024
Effective Date: May 1, 2024
Kentucky
Approval Date: March 25, 2024
Effective Date: May 1, 2024
Kentucky
Approval Date: November 6, 2025
Effective Date: January 1, 2026
Kentucky
Approval Date: December 17, 2012
Effective Date: February 15, 2013
Kentucky
Approval Date: January 1, 1987
Effective Date: August 1, 2025
Kentucky
Approval Date: March 25, 2024
Effective Date: May 1, 2024
Kentucky
Approval Date: October 1, 1987
Effective Date: October 1, 2025
Kentucky
Approval Date: March 25, 2024
Effective Date: May 1, 2024
Kentucky
Approval Date: March 28, 2025
Effective Date: April 1, 2025
Link:
Kentucky
Approval Date: June 23, 2025
Effective Date: January 1, 2026
Link:
Kentucky
Approval Date: January 12, 2018
Effective Date: April 1, 2019
Louisiana
Approval Date: February 1, 2018
Effective Date: February 1, 2018
Louisiana
Approval Date: July 25, 2023
Effective Date: July 1, 2022
Louisiana
Approval Date: March 8, 2024
Effective Date: July 1, 2024
Louisiana
Approval Date: March 15, 2024
Effective Date: July 1, 2024
Louisiana
Approval Date: November 3, 2011
Effective Date: July 1, 2022
Louisiana
Approval Date: April 24, 2003
Effective Date: January 1, 2017
Louisiana
Approval Date: September 24, 2009
Effective Date: July 1, 2023
Louisiana
Approval Date: March 6, 2024
Effective Date: July 1, 2024
Louisiana
Approval Date: February 18, 2026
Effective Date: March 1, 2026
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Louisiana
Approval Date: December 15, 2025
Effective Date: March 1, 2026
Link:
Louisiana
Approval Date: February 18, 2026
Effective Date: July 1, 2026
Link:
Louisiana
Approval Date: No Approval Date
Effective Date: No Effective Date
Louisiana
Approval Date: October 18, 2011
Effective Date: July 1, 2022
Louisiana
Approval Date: June 23, 2014
Effective Date: July 1, 2022
Louisiana
Approval Date: September 22, 2010
Effective Date: October 1, 2010
Louisiana
Approval Date: No Approval Date
Effective Date: No Effective Date
Louisiana
Approval Date: June 6, 2006
Effective Date: September 1, 2006
Maine
Approval Date: September 13, 2002
Effective Date: October 1, 2001
Link:
Maine
Approval Date: February 24, 2000
Effective Date: July 1, 2002
Maine
Approval Date: June 5, 2012
Effective Date: May 1, 2020
Maine
Approval Date: December 22, 2020
Effective Date: January 1, 2021
Maine
Approval Date: December 21, 2018
Effective Date: July 1, 2019
Link:
Maine
Approval Date: December 27, 2014
Effective Date: December 27, 2014
Maine
Approval Date: August 9, 2023
Effective Date: July 1, 2023
Maine
Approval Date: August 25, 2023
Effective Date: July 1, 2023
Maine
Approval Date: May 6, 2014
Effective Date: July 1, 2024
Maine
Approval Date: July 1, 1987
Effective Date: July 1, 2025
Maine
Approval Date: March 27, 2015
Effective Date: March 27, 2015
Maine
Approval Date: July 1, 2007
Effective Date: January 1, 2026
Maine
Approval Date: March 1, 2023
Effective Date: April 1, 2023
Link:
Maryland
Approval Date: November 6, 2014
Effective Date: January 1, 2023
Maryland
Approval Date: October 30, 1996
Effective Date: July 1, 1997
Link:
Maryland
Approval Date: March 1, 2003
Effective Date: July 1, 2026
Maryland
Approval Date: September 17, 2013
Effective Date: January 1, 2019
Maryland
Approval Date: July 1, 1984
Effective Date: July 1, 2023
Maryland
Approval Date: July 1, 1993
Effective Date: January 1, 2023
Maryland
Approval Date: July 1, 2001
Effective Date: January 6, 2014
Maryland
Approval Date: June 29, 2023
Effective Date: July 1, 2023
Maryland
Approval Date: September 25, 2014
Effective Date: October 1, 2020
Maryland
Approval Date: July 1, 1985
Effective Date: July 1, 2023
Maryland
Approval Date: July 6, 2013
Effective Date: June 30, 2013
Maryland
Approval Date: September 30, 2014
Effective Date: September 30, 2014
Maryland
Approval Date: June 21, 2024
Effective Date: July 1, 2024
Maryland
Approval Date: June 20, 2024
Effective Date: July 1, 2024
Link:
Maryland
Approval Date: December 22, 2025
Effective Date: February 1, 2026
Link:
Maryland
Approval Date: October 5, 2025
Effective Date: October 5, 2025
Maryland
Approval Date: October 5, 2025
Effective Date: October 5, 2025
Massachusetts
Approval Date: July 19, 2023
Effective Date: May 1, 2023
Massachusetts
Approval Date: July 19, 2023
Effective Date: May 1, 2023
Massachusetts
Approval Date: June 27, 2023
Effective Date: July 1, 2023
Massachusetts
Approval Date: May 23, 2025
Effective Date: October 1, 2025
Massachusetts
Approval Date: June 27, 2023
Effective Date: July 1, 2023
Massachusetts
Approval Date: March 29, 2024
Effective Date: March 29, 2024
Massachusetts
Approval Date: June 27, 2023
Effective Date: July 1, 2023
Massachusetts
Approval Date: July 19, 2023
Effective Date: April 1, 2023
Massachusetts
Approval Date: July 19, 2023
Effective Date: April 1, 2023
Massachusetts
Approval Date: July 1, 2001
Effective Date: July 1, 2024
Massachusetts
Approval Date: December 30, 2020
Effective Date: March 1, 2020
Massachusetts
Approval Date: April 24, 1995
Effective Date: July 1, 1997
Link:
Massachusetts
Approval Date: January 16, 2013
Effective Date: April 1, 2013
Michigan
Approval Date: March 3, 2016
Effective Date: October 1, 2026
Michigan
Approval Date: April 1, 2009
Effective Date: January 1, 2023
Michigan
Approval Date: December 22, 2009
Effective Date: January 1, 2010
Link:
Michigan
Approval Date: October 1, 1983
Effective Date: October 1, 2024
Michigan
Approval Date: October 1, 2013
Effective Date: October 1, 2023
Link:
Michigan
Approval Date: November 30, 2023
Effective Date: December 1, 2023
Michigan
Approval Date: December 17, 2024
Effective Date: January 1, 2025