2012 Uniform Mechanical Code
The UMC provides complete requirements for the installation and maintenance of heating, ventilating, cooling and refrigeration systems, while at the same time allowing latitude for innovations and new technologies.
The 2012 edition of the Uniform Mechanical Code (UMC©) represents the most current approaches in the mechanical field. It is the fourth edition developed under the ANSI Consensus process is designated as an American National Standard by the American National Standards Institute (ANSI). Contributions to the content of this code were made by every segment of the built industry, including such diverse interests as consumers, enforcing authorities, installers/maintainers, labor, manufacturers, research/standards/ testing laboratories, special experts and users.