A Checklist for federal unions and agencies to file exceptions and oppositions to arbitration awards under the Federal Service Labor-Management Relations Statute (FSLMRS) with the Federal Labor Relations Authority (FLRA). This Checklist provides detailed information about the time limits for filing exceptions and oppositions to arbitration awards, the required content of exceptions and oppositions, and other procedural requirements for filing exceptions and oppositions. This Checklist addresses federal law and procedures applicable to federal sector employees covered by the FSLMRS.