Cal. Health and Safety Code - HSC § 19965. Section 19965.
The definitions contained in this chapter govern the construction of this part, unless the context otherwise requires.
CHAPTER 2. Definitions [19965. - 19977.]
Cal. Health and Safety Code - HSC 2.
in effectCal. Health and Safety Code - HSC § 19966. Section 19966.
“Approved” means conforming to the requirements, and obtaining the approval, of the Department of Housing and Community Development of the State of California.
Cal. Health and Safety Code - HSC § 19967. Section 19967.
“Building component” means any subsystem, subassembly, or other system designed for use in, or as part of, a structure, which may include structural, electrical, mechanical, plumbing, and fire protection systems and other systems affecting health and safety. However, “building component” does not include appliances or equipment, such as heaters, stoves, refrigerators, or air conditioners, which have been listed and labeled by an approved testing and listing agency.
Cal. Health and Safety Code - HSC § 19967.1. Section 19967.1.
“Building system” means plans, specifications, and documentation for a system of manufactured building, or for a type or a system of building components, which may include structural, electrical, mechanical, plumbing, and fire protection systems and other systems affecting health and safety, including variations which are submitted as part of the building system.
Cal. Health and Safety Code - HSC § 19967.2. Section 19967.2.
“Building standard” means building standard as defined in Section 18909.
Cal. Health and Safety Code - HSC § 19969. Section 19969.
“Department” means the Department of Housing and Community Development of the State of California.
Cal. Health and Safety Code - HSC § 19969.3. Section 19969.3.
“Design approval agency” is a private organization meeting the requirements of department regulations to perform evaluation of factory-built housing plans and specifications.
Cal. Health and Safety Code - HSC § 19970. Section 19970.
“Dwelling unit” means one or more habitable rooms which are occupied or which are intended or designed to be occupied by one family with facilities for living, sleeping, cooking and eating.
Cal. Health and Safety Code - HSC § 19971. Section 19971.
“Factory-built housing” means a residential building, dwelling unit, or an individual dwelling room or combination of rooms thereof, or building component, assembly, or system manufactured in such a manner that all concealed parts or processes of manufacture cannot be inspected before installation at the building site without disassembly, damage, or destruction of the part, including units designed for use as part of an institution for resident or patient care, that is either wholly manufactured or is in substantial part manufactured at an offsite location to be wholly or partially assembled onsite in accordance with building standards published in the California Building Standards Code and other regulations adopted by the commission pursuant to Section 19990. Factory-built housing does not include a mobilehome, as defined in Section 18008, a recreational vehicle, as defined in Section 18010.5, or a commercial modular, as defined in Section 18012.5.
Cal. Health and Safety Code - HSC § 19972. Section 19972.
“First user” means the person, firm, or corporation who initially installs factory-built housing within this state. A person who subsequently purchases a building which wholly or partially consists of factory-built housing is not a first user within the meaning of this definition.
Cal. Health and Safety Code - HSC § 19974. Section 19974.
“Installation” means the assembly of factory-built housing on site and the process of affixing factory-built housing to land, a foundation, footings or an existing building.
Cal. Health and Safety Code - HSC § 19975. Section 19975.
“Local enforcement agency” means the city, county, or city and county in which factory-built housing is installed.
Cal. Health and Safety Code - HSC § 19975.1. Section 19975.1.
“Local inspection agency” means the building department of a city, county, or city and county, which has been certified by the department, and which has assumed responsibility for inspection of in-plant construction as provided by Section 19991.1.
Cal. Health and Safety Code - HSC § 19976. Section 19976.
“Manufacture” is the process of making, fabricating, constructing, forming, or assembling a product from raw, unfinished, or semifinished materials.
Cal. Health and Safety Code - HSC § 19976.1. Section 19976.1.
“Residential building” means any structure designed for dwelling occupancy, containing one or more dwelling units and structures accessory thereto.
Cal. Health and Safety Code - HSC § 19976.05. Section 19976.05.
“Quality assurance agency” means a private organization meeting the requirements specified in regulations of the department to perform in-plant inspections of the construction of factory-built housing.
Cal. Health and Safety Code - HSC § 19977. Section 19977.
“Site” is the entire tract, subdivision or parcel of land on which factory-built housing is installed.
Source: CA Legislative Counsel Bulk DataURL: https://downloads.leginfo.legislature.ca.gov/pubinfo_2025.zipFetched: 6/27/2026