[authors: C. Frederick Geilfuss II, Maria E. Gonzalez Knavel, Samuel F. Hoffman, Thomas R. Hrdlick, Leigh C. Riley, Benjamin P. Sykes, Diane Ung]
On June 28, 2012, the U.S. Supreme Court issued a landmark ruling on the constitutionality of key provisions of the Patient Protection and Affordable Care Act (ACA). In a 5-4 decision, the Court ruled the individual mandate is constitutional. While the ruling upheld the provisions of the ACA and allows implementation of the law to go forward, the Court limited the federal government's ability to require states to implement the Medicaid expansion. Below, we briefly describe some of the key implications of the decision.