Resolution Performance Products, Llc v. Paper Allied Industrial Chemical And Energy Workers International Union, Local 4-1201

**What happened:** This case involved a dispute between Resolution Performance Products (RPP) and a union representing chemical workers. The disagreement centered on how many maintenance workers RPP had to employ after purchasing a facility from Shell. The union argued that RPP should maintain the same number of maintenance workers that Shell had used before the sale, based on their collective bargaining agreement. RPP disagreed with this interpretation and challenged an arbitrator's decision that sided with the union. **What the court decided:** The Fifth Circuit Court of Appeals ruled in favor of RPP, but not in the way you might expect. The court found that the arbitrator's decision requiring RPP to employ maintenance workers at levels similar to Shell's previous practice was valid and properly based on the collective bargaining agreement. The court reversed a lower court decision that had thrown out the arbitrator's ruling. **Why this matters for workers:** This ruling reinforces that arbitrators have significant authority to interpret collective bargaining agreements, and their decisions will generally be upheld by courts as long as they reasonably relate to the contract terms. For unionized workers, this demonstrates the importance of clear contract language regarding staffing levels and operational changes during business transitions.