The Air-Conditioning and Refrigeration Institute (ARI) is the national trade association representing manufacturers of more than 90 percent of U.S. produced central air-conditioning and commercial refrigeration equipment. ARI's national headquarters is located in Arlington, Virginia, across the Potomac River from Washington, DC. Air Conditioning & Refrigeration Institute
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	The Texas Department of Licensing and Regulation (TDLR) is a state regulatory agency that currently oversees sixteen (16) types of businesses, industries, trades and occupations.  The agency is responsible for issuing licenses, conducting inspections, investigating complaints, assessing penalties, setting rules and standards and holding hearings.