DEFINITIONS - H
Tucson Unified Development Code § 11.4.9
in effect11.4.9. DEFINITIONS - H
Height, Patio Wall or Fence
Same as Structure Height
Structure Height
The vertical dimension of a structure measured from a specified point on the ground. For information on applying a height standards, refer to Section 6.4.4, Height.
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Height, Structure
Same as Structure Height
Structure Height
The vertical dimension of a structure measured from a specified point on the ground. For information on applying a height standards, refer to Section 6.4.4, Height.
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Historic Landmark
A historic site or structure
Historic Site or Historic Structure
A building, structure, object, or site, including vegetation or signs located on the premises, that:
• Dates from a particular significant period in Tucson’s history, i.e., prehistoric, native indigenous, Pre-Colonial (before 1775), Spanish Frontier (Colonial) (1775-1821), Mexican Frontier (1821-1853), Territorial (1854-1912), Post-Territorial (1912-1920), or Post-World War I Development (1920-1945), or relates to events, personages, or architectural styles that are at least 50 years old; however, outstanding examples less than 50 years old should be evaluated on their own merits;
• Is associated with the lives of outstanding historic personages;
• Is associated with significant historic events or occurrences;
• Exemplifies the architectural period in which it was built and has distinguishing characteristics of an architectural style or method of construction or is the notable work of a master builder, designer, or architect whose individual genius influenced his/her age;
• Contributes information of archaeological, historic, cultural, or social importance relating to the heritage of the community; or,
• Relates positively to buildings in its immediate vicinity in terms of scale, size, massing, etc., such that its removal would be an irreparable loss to the setting.
of the highest historic, cultural, architectural, or archaeological importance to Tucson that if demolished or significantly altered would constitute an irreplaceable loss to the quality and character of Tucson. A Historic Landmark is an outstanding or unique example of architectural style; is associated with a major historic event, activity, or person
Person
Any individual as well as any firm, corporation, partnership, company, or any other form of multiple organization for the carrying on of business.
; or has unique visual quality and identification. A Historic Landmark may be located within the boundaries of or outside a historic district
District
A zone that has zoning options to encourage transit-oriented development or has specific urban design standards within the City. Examples include the Rio Nuevo District, the Downtown Area Infill Incentive District. A “district” is also referred to as a zoning district.
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Historic Site or Historic Structure
A building
Building
A structure having a roof supported by columns, posts, or walls and intended for the shelter, housing, or enclosure of any person, entity, animal, process, equipment, goods, or materials of any kind or nature.
, structure
Structure
A physical element constructed or erected with a fixed location on the ground or attached to another physical element having a fixed location at, below, or above grade. Structures include such elements as, but are not limited to, buildings, paved areas, walls, fences, posts, and patios.
, object, or site
Site
The land area consisting of a portion of a lot, an entire lot, or contiguous lots, not including dedicated public property, designated for development as a single entity.
, including vegetation or signs located on the premises, that:
• Dates from a particular significant period in Tucson’s history, i.e., prehistoric, native indigenous, Pre-Colonial (before 1775), Spanish Frontier (Colonial) (1775-1821), Mexican Frontier (1821-1853), Territorial (1854-1912), Post-Territorial (1912-1920), or Post-World War I Development (1920-1945), or relates to events, personages, or architectural styles that are at least 50 years old; however, outstanding examples less than 50 years old should be evaluated on their own merits;
• Is associated with the lives of outstanding historic personages;
• Is associated with significant historic events or occurrences;
• Exemplifies the architectural period in which it was built and has distinguishing characteristics of an architectural style or method of construction or is the notable work of a master builder, designer, or architect whose individual genius influenced his/her age;
• Contributes information of archaeological, historic, cultural, or social importance relating to the heritage of the community; or,
• Relates positively to buildings
Building
A structure having a roof supported by columns, posts, or walls and intended for the shelter, housing, or enclosure of any person, entity, animal, process, equipment, goods, or materials of any kind or nature.
in its immediate vicinity in terms of scale, size, massing, etc., such that its removal would be an irreparable loss to the setting.
Home Occupation
A land use
Land Use
A description of the existing or proposed occupancy or utilization of land that include the principal use and accessory uses.
activity carried out for financial gain by a resident, on the resident’s property, conducted as an accessory use
Accessory Use or Structure
A use or a structure subordinate to the principal use or building on a lot and serving a purpose customarily incidental to the use of the principal building. An accessory use or structure must be established or built together with or after the establishment or construction of the principal use or building.
to the Family
Family
Any number of individuals customarily living together as a single household and using common cooking facilities.
Dwelling or Mobile Home Dwelling use on the property.
Homeowners’ Association
A legal entity established for the purpose of owning and maintaining commonly held private real property whether residential or commercial in nature.
Household
A family
Family
Any number of individuals customarily living together as a single household and using common cooking facilities.
living together in a dwelling unit
Dwelling Unit
A building or portion of a building that is designed, occupied, or intended for occupancy as living quarters exclusively for a single household, which includes one or more rooms, with sleeping and sanitary facilities and one enclosed kitchen. One accessory cooking facility per dwelling unit is permitted.
, with common access to, and use of, all living, eating, kitchen
Kitchen
A room within a building containing facilities for the storage, cooking, and preparation of food, specifically a sink, refrigerator, stove, and an oven.
, and storage areas within the dwelling unit
Dwelling Unit
A building or portion of a building that is designed, occupied, or intended for occupancy as living quarters exclusively for a single household, which includes one or more rooms, with sleeping and sanitary facilities and one enclosed kitchen. One accessory cooking facility per dwelling unit is permitted.
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Hula Strip Sign (7A)
A type of temporary sign that is a string of strips or pennants sewn together side-by-side.
Hydroponics
Cultivation of plants in nutrient solution rather than in soil.
(Am. Ord. 11328, 12/8/2015; Am. Ord. 11803, 12/8/2020)
Source: City of Tucson, Tucson Code (Charter and General Ordinances) and Unified Development Code (American Legal Publishing, codelibrary.amlegal.com)URL: https://codelibrary.amlegal.com/codes/tucson/latest/tucson_az_udc/0-0-0-7810Fetched: 10/28/2026
