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The Supreme Court will take a look at another challenge of the constitutionality of the Affordable Care Act, or Obamacare, in the fall.

USA TODAY

WASHINGTON – The Supreme Court agreed Monday to decide the fate of the landmark Affordable Care Act for the third time since its passage a decade ago.

Acting at the behest of 20 states led by California, the high court will review a federal appeals court’s ruling that the law’s central health insurance mandate is unconstitutional.

That ruling in December from the U.S. Court of Appeals for the 5th Circuit was based on Congress’ elimination in 2017 of the tax penalty for those who do not purchase insurance. It left open a far more important question: whether the law itself cannot stand without the insurance requirement.

The Supreme Court upheld the law, signed in 2010 by President Barack Obama, in 2012 and 2015 by