The justices did not decide the central question in the case: whether Obamacare's contraceptive mandate violates the religious liberties of some organizations.
When someone's been hurt and gets cash as part of a legal decision, health plans routinely demand to be reimbursed for medical costs they covered. But a Supreme Court ruling may hinder that strategy.
The core issue is how to determine a clean "official act" from a corrupt one, and where the line is. Oral arguments underscored how difficult it is to come up with a workable standard.
Twenty-six states are challenging the action, which would grant temporary, quasi-legal status and work permits to as many as 4 million parents who entered the U.S. illegally before 2010.
The 4-4 vote means union opponents have failed, for now, to reverse a long-standing decision that allows states to mandate "fair share" fees from nonunion workers.
Justices rejected the former Illinois governor's appeal of his corruption convictions, such as attempting to sell an appointment to the vacant Senate seat once occupied by President Obama.
For the fourth time in five years, the justices consider a requirement of the Affordable Care Act that most health plans provide women access to birth control without copays.
Samsung says it paid too much in damages after Apple accused it of copying aspects of the iPhone's design, arguing, "The law of the smartphone cannot follow reflexively from the law of the spoon."