EAS (Equipment Authorization System). The accreditation bodies for testing laboratories are referred to as Test Firm Accrediting Bodies (TFABs). They are responsible for determining Conformity Assessment Bodies (CAB) competence. The TFABs for CABs located outside the U.S. can be found by contacting the designating authority in the CABs economy. For more information about EAS, visit: https://www.fcc.gov/general/equipment-authorization-procedures