The defending party, presumably, would bring a motion to stay the action given the existence of the arbitration clause. (irvinschein.com)
Having realised that the court order and its implications would negatively affect its ability to carry out its constitutional mandate, the Commission took immediate steps to vacate the court order and for the matter to be heard and determined expeditiously, while staying action on the process in compliance with the order. (inecnews.com)
The case is pending in the U.S. District Court for the District of Columbia, but a judge stayed action in the case in May to await the outcome of the Trump administration's reviews (E&E News PM, May 12). (sciencemag.org)