The Supreme Court will hear arguments Monday morning over the legality of an almost $6 billion bankruptcy settlement involving Purdue Pharma, the manufacturer of the medication OxyContin that has spurred the deadly opioid epidemic.

The Supreme Court is hearing oral arguments Monday morning in one of the highest-profile bankruptcy cases in recent memory: Whether or not to approve OxyContin-maker Purdue Pharma’s controversial agreement that would give billions of dollars to victims of the opioid epidemic while protecting members of the Sackler family,

The Biden administration is questioning a bankruptcy plan that lets the Sackler family avoid future lawsuits related to the opioid epidemic.