The phrase "to challenge the ruling" means to question or contest a decision or judgment made by a person or authority, often through legal means, in order to seek a different outcome or to prove it was incorrect or unfair. Full definition
For the most part, these are changes that have been imposed upon them from without — from more demanding clients and more competitive newcomers who are challenging the rules of legal service delivery. (patrickonpricing.com)
However, she said, «people have a right to» challenge the rule in the courts. (thinkadvisor.com)
Both charter boards challenged rulings by the regional labor board director that they are subject to the labor board's jurisdiction. (thelensnola.org)