                                 CODE OF VIRGINIA

DEFINITIONS (§ 22.1-141.4)

As used in this article, unless the context requires a different meaning:

&#8220;Certified testing, adjusting, and balancing technician&#8221; means (i) a
technician, tradesperson, or apprentice certified to perform testing, adjusting,
and balancing of heating, ventilation, and air conditioning systems by the
Associated Air Balance Council, the National Environmental Balancing Bureau, or
the Testing, Adjusting and Balancing Bureau or (ii) a person certified to
perform ventilation assessments of heating, ventilation, and air conditioning
systems through a certification body accredited by the American National
Standards Institute.

&#8220;Heating, ventilation, and air conditioning system&#8221; means the
equipment, distribution network, controls, and terminals that provide, either
collectively or individually, heating, ventilation, or air conditioning to a
building.

&#8220;Indoor air quality&#8221; means air quality within buildings and
structures, especially as it relates to the health and comfort of building
occupants.

HISTORY: 2025, cc. 632, 668.