IOWA STATUTES AND CODES
105.2 - DEFINITIONS.
105.2 DEFINITIONS.
As used in this chapter, unless the context otherwise requires:
1. "Apprentice" means any person, other than a helper,
journeyperson, or master, who, as a principal occupation, is engaged
in working as an employee of a plumbing, HVAC, refrigeration, or
hydronic systems contractor under the supervision of either a master
or a journeyperson and is progressing toward completion of an
apprenticeship training program registered by the office of
apprenticeship of the United States department of labor while
learning and assisting in the design, installation, and repair of
plumbing, HVAC, refrigeration, or hydronic systems, as applicable.
2. "Board" means the plumbing and mechanical systems board as
established pursuant to section 105.3.
3. "Contractor" means a person or entity that provides
plumbing, HVAC, refrigeration, or hydronic systems services on a
contractual basis and who is paid a predetermined amount under that
contract for rendering those services.
4. "Department" means the Iowa department of public health.
5. "Governmental subdivision" means any city, county, or
combination thereof.
6. "Helper" means a person engaged in general manual labor
activities who provides assistance to an apprentice, journeyperson,
or master while under the supervision of a journeyperson or master.
7. "HVAC" means heating, ventilation, air conditioning, and
ducted systems. "HVAC" includes all natural, propane, liquid
propane, or other gas lines associated with any component of an HVAC
system.
8. "Hydronic" means a heating or cooling system that
transfers heating or cooling by circulating fluid through a closed
system, including boilers, pressure vessels, refrigerated equipment
in connection with chilled water systems, all steam piping, hot or
chilled water piping together with all control devices and
accessories, installed as part of, or in connection with, any comfort
heating or comfort cooling system or appliance using a liquid, water,
or steam as the heating or cooling media. "Hydronic" includes
all low-pressure and high-pressure systems and all natural, propane,
liquid propane, or other gas lines associated with any component of a
hydronic system.
9. "Journeyperson" means any person, other than a master,
who, as a principal occupation, is engaged as an employee of, or
otherwise working under the direction of, a master in the design,
installation, and repair of plumbing, HVAC, refrigeration, or
hydronic systems, as applicable.
10. "Master" means any person who works in the planning or
superintending of the design, installation, or repair of plumbing,
HVAC, refrigeration, or hydronic systems and is otherwise lawfully
qualified to conduct the business of plumbing, HVAC, refrigeration,
or hydronic systems, and who is familiar with the laws and rules
governing the same.
11. "Mechanical professional" means a person engaged in the
HVAC, refrigeration, or hydronic industry.
12. "Mechanical systems" means HVAC, refrigeration, and
hydronic systems.
13. "Medical gas piping" means a permanent fixed piping
system in a health care facility which is used to convey oxygen,
nitrous oxide, nitrogen, carbon dioxide, helium, medical air, and
mixtures of these gases from its source to the point of use and
includes the fixed piping associated with a medical, surgical, or gas
scavenging vacuum system, as well as a bedside suction system.
14. "Medical gas system installer" means any person who
installs or repairs medical gas piping, components, and vacuum
systems, including brazers, who has been issued a valid certification
from the national inspection testing certification (NITC)
corporation, or an equivalent authority approved by the board.
15. "Plumbing" means all potable water building supply and
distribution pipes, all plumbing fixtures and traps, all drainage and
vent pipes, and all building drains and building sewers, storm
sewers, and storm drains, including their respective joints and
connections, devices, receptors, and appurtenances within the
property lines of the premises, and including the connection to
sanitary sewer, storm sewer, and domestic water mains.
"Plumbing" includes potable water piping, potable water treating
or using equipment, medical gas piping systems, fuel gas piping,
water heaters and vents, including all natural, propane, liquid
propane, or other gas lines associated with any component of a
plumbing system.
16. "Refrigeration" means any system of refrigeration
regardless of the level of power, if such refrigeration is intended
to be used for the purpose of food and product preservation and is
not intended to be used for comfort systems.
17. "Routine maintenance" means the maintenance, repair, or
replacement of existing fixtures or parts of plumbing, HVAC,
refrigeration, or hydronic systems in which no changes in original
design are made. Fixtures or parts do not include smoke and fire
dampers, or water, gas, or steam piping permanent repairs except for
traps or strainers. Routine maintenance shall include emergency
repairs, and the board shall define the term emergency repairs to
include the repair of water pipes to prevent imminent damage to
property. "Routine maintenance" does not include the replacement
of furnaces, boilers, cooling appliances, or water heaters more than
one hundred gallons in size. Section History: Recent Form
2007 Acts, ch 198, § 2; 2008 Acts, ch 1032, § 102, 202; 2008 Acts,
ch 1089, § 10, 11; 2009 Acts, ch 151, §2, 3