The case ruled that President Obama's recent appointments to the NLRB were invalid. In the case, the NLRB backed the workers over the company, Noel Canning, but the appellate court said the NLRB did not have the necessary quorum to decide the case because two of the three members were improperly seated.
The Chamber agrees.
The NLRB says the ruling just applies to that case and does not call into question other NLRB decisions.
Here's the U.S. Chamber of Commerce's take on the case going to the Supreme Court..
You can click here to read my blog post on the issue, as here for my Inquirer profile of newly appointed regional NLRB leader Dennis Walsh. You can also read my accompanying piece on recess appointments.