Labor / Bankruptcy
The Bankruptcy Code provisions referencing CBAs apply to the terms of the prior CBA left in place after the end of a prior CBA -- the District Court therefore had jurisdiction under the Code to allow modification of the terms of the agreement, subject to the close scrutiny of the court.
http://www2.ca3.uscourts.gov/opinarch/144807p.pdf
Since 2011. An occasional commonplacing of the U.S. Circuit Courts of Appeal.
Neither an authoritative statement of the law nor legal advice. Quick work.