Problem: A recent case where the court overturned an administrative agency's decision was Epic Systems Corp. v. Lewis. The case involved the National Labor Relations Board, which ruled that employers could not require employees to sign arbitration agreements that waived their right to engage in collective actions. The court found that the NLRB had exceeded its authority and overturned the agency's ruling. The facts of the case enclosed three companies: The courts found the agency's ruling and authority valid for two examples: Chevron USA Inc. v. Natural Resources Defense Council, Inc. and United States v. Mead Corporation.