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Enhanced Premium tax credits

8 Things to Watch for 2026 ACA Open Enrollment

The ACA Marketplace Open Enrollment season begins November 1, and with it comes looming changes to the enhanced premium tax credits, increases in out-of-pocket premiums, and changes to Marketplace enrollment and eligibility rules.

Health Insurance Premiums

ACA Marketplace Plans Nationally Are Seeking a Median 18% Premium Increase for 2026

This analysis of insurers’ initial rate filings for Affordable Care Act Marketplace plans in all 50 states and DC finds the median proposed increase for 2026 is 18%, more than double last year’s proposed increase. The analysis also shows proposed rate changes by state and insurer.


ACA Premium Payment Increases Across Congressional Districts

How Much Premiums are Going Up for Small Businesses in 2026

Is it Too Late for ACA Insurers to Change Their Premiums?

Calculate How Much More You'd Pay Without the Enhanced ACA Credit

Timely insights and analysis from KFF staff

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  • State Marketplace Profiles: New Hampshire

    Other

    Final update made on November 1, 2013 (no further updates will be made) Establishing the Marketplace On June 18, 2012, Governor John Lynch (D) signed HB 1297 into law, which prohibits the state from participating in or enabling a state-based health insurance Marketplace.

  • State Exchange Profiles: Tennessee

    Other

    Final update made on December 10, 2012 (no further updates will be made) Establishing the Exchange On December 10, 2012, Governor Bill Haslam (R) announced Tennessee would default to a federally-facilitated health insurance exchange.

  • State Marketplace Profiles: Rhode Island

    Other

    Final update made on October 8, 2013 (no further updates will be made)  Establishing the Marketplace After the legislature failed to pass Marketplace legislation during the 2011 session, Governor Lincoln Chafee (I) signed Executive Order 11-09 on September 19, 2011, to establish the Rhode Island Health Benefit Exchange.

  • State Exchange Profiles: South Dakota

    Other

    Final update made on April 19, 2013 (no further updates will be made)  Establishing the Exchange On September 26, 2012, Governor Dennis Daugaard (R) announced that South Dakota would not establish an exchange.1However, the state intends to maintain regulatory authority over the health insurance market and perform the plan management function for the exchange.

  • State Exchange Profiles: Indiana

    Other

    Final update made on December 13, 2012 (no further updates will be made)  Establishing the Exchange In November 2012, Governor-elect Mike Pence (R) announced that he would not move forward with setting up a state-based health insurance exchange when he takes office in 2013.

  • State Exchange Profiles: Arizona

    Other

    Final update made on December 4, 2012 (no further updates will be made) Establishing the Exchange  On November 28, 2012, Governor Jan Brewer (R) informed federal officials that Arizona would default to a federally-facilitated health insurance exchange.

  • State Exchange Profiles: Wyoming

    Other

    Final update made on December 11, 2012 (no further updates will be made)  Establishing the Exchange On November 14, 2012, Governor Matt Mead (R) acknowledged Wyoming would default to a federally-operated health insurance exchange for 2014, with the possibility of moving to a state-run exchange in the future.

  • State Marketplace Profiles: Washington

    Other

    Final update made on November 22, 2013 (no further updates will be made) Establishing the Marketplace On May 11, 2011, Governor Christine Gregoire (D) signed SB 5445 into law establishing the Washington Health Benefit Exchange (HBE).

  • State Marketplace Profiles: Idaho

    Other

    Final update made on October 3, 2013 (no further updates will be made) Establishing the Marketplace On December 11, 2012, Governor C.L. Otter (R) announced Idaho’s commitment to the establishment of a State-based health insurance Marketplace and on March 28, 2013 signed into law legislation (HB248) creating the Idaho Health Insurance Exchange.

  • State Exchange Profiles: Mississippi

    Other

    Final update made on February 11, 2013 (no further updates will be made) Establishing the Exchange In October 2011, Mississippi’s elected Commissioner of Insurance Mike Chaney (R) announced that the state would establish a Health Insurance Exchange that would be operated by the Mississippi Comprehensive Health Insurance Risk Pool Association and regulated by the Insurance…