After years of vying for the attention of contractors, technicians, and the public, competing hvacr certification programs will be merged into one.
  North American Technician Excellence (NATE) will be the single umbrella organization that issues the certification. The Air Conditioning Contractors of America (ACCA) and Refrigeration Service Engineers Society (RSES) will become members of the NATE board of directors, and will help administer the testing.