Section 477.283 - Changes to codes adopted by reference: International Fire Code; International Building Code; International Wildland-Urban Interface Code1. The following changes are made to the 2018 edition of the International Fire Code as adopted by reference in NAC 477.281: (a) "International Fuel Gas Code" is deleted and replaced with "NFPA 54/ANSI Z223.1, National Fuel Gas Code, 2018 edition, or the most current version adopted by the Board for the Regulation of the Liquefied Petroleum Gas in NAC 590.610."(b) "International Mechanical Code" is deleted and replaced with "2018 Uniform Mechanical Code."(c) "International Plumbing Code" is deleted and replaced with "2018 Uniform Plumbing Code."(d) Section 105.6.20 is revised by adding a new paragraph to read as follows: "When a permit is required to be obtained for hazardous material, the Nevada Combined Agency Hazardous Material Facility Report must be completed and the appropriate fees paid."(e) Section 109 is deleted.(f) In section 202, in the definition of "High-Rise Building," "75 feet (22 860 mm)" is deleted and replaced with "55 feet (16 764 mm)."(g) In section 202, under "Occupancy Classification":(1) The definition of "Institutional Group I-2" is revised by adding: "All portions of a care facility which houses patients or residents which are classified by the State Board of Health as a 'Category 2 resident' and which has an occupant load of more than 10 residents, is classified as an 'I-2' occupancy classification."(2) In the definition of "Institutional Group I-4, day care facilities," "five" is deleted and replaced with "six."(3) The definition of "Residential Group R-1" is revised by adding "Brothel" to the list.(4) In compliance with NRS 449.1865, in the definition of "Residential Group R-3," "for five or fewer persons receiving care" is deleted and replaced with "for three or more persons receiving care."(5) The definition of "Residential Group R-4" is revised by adding: (I) "Reintegration facilities"; and(II) "Transitional living facilities."(h) Section 308.1.4 is deleted.(i) In section 308.1.6.3, "an untethered sky lantern" is deleted and replaced with "a sky lantern or similar device with an open flame fuel source."(j) In section 503.2.3, "surfaced so as to provide all-weather driving capabilities" is deleted and replaced with "surfaced and paved so as to provide all-weather driving capabilities that are acceptable to and approved by the authority having jurisdiction. Exception: Temporary access roads serving only buildings under construction are not required to be paved."
(k) Section 505.1 is deleted and replaced with: "New and existing buildings must be provided with approved address numbers, building numbers or address identification. The address numbers, building numbers or address identification must be legible and placed in a position that is visible from the street or road fronting the property. The characters in address numbers, building numbers or address identification must contrast with their background. Address numbers, building numbers or address identification must be Arabic numbers or alphabetical letters. Each number, character and letter must be a minimum of 6 inches (152.4 mm) high for buildings that are within 50 feet of the street, 12 inches high for buildings that are within 51 to 100 feet of the street and 18 inches high for buildings that are over 100 feet from the street. Each number, character and letter must be a minimum stroke width of 0.5 inch (12.7 mm). Where access is by means of a private road or driveway and the building cannot be viewed from the public way, a monument, pole or other sign or means must be used to identify the structure. The requirements of this paragraph can be adjusted to allow large Arabic numbers or alphabetical letters as required by the fire code official for the needs of campuses and complexes for planning and coordination as listed under NFPA 3000, 2018 edition."(l) Section 507.3 is revised by adding a new paragraph to read as follows: "Subject to the approval of the fire authority, if the required fire flow is not available for adequate fire protection, an approved automatic fire sprinkler system must be installed throughout the building or buildings. The sprinkler system must meet the requirements of the appropriate NFPA standard. The provisions of this paragraph do not apply if a fire sprinkler system is otherwise required by this chapter or the adopted codes."(m) Section 510.1 is deleted and replaced with: "Emergency responder radio coverage systems must be provided throughout any building that meets one of the following standards: 1.High-rise buildings: Buildings with a floor used for human occupancy that is located more than 55 feet above the lowest level of fire department vehicle access.2.Underground and below-grade buildings: Buildings with a floor level that is below the finished floor of the lowest level of the exit discharge of any level.3.Other buildings: The fire code official is authorized to require a technical opinion and report, in accordance with section 104.7.2, for buildings whose design, due to location, size, construction type or other factors, could impede radio coverage as required by section 510.4.1. The report shall make a recommendation regarding the need for an emergency responder radio coverage system." (n) Section 510.2 is deleted and replaced with: "Existing buildings, other than buildings with an occupational classification of Residential Group R-3, which do not have approved radio coverage for emergency responders in the building based on existing coverage levels of the public safety communications systems, must be equipped with such coverage according to one of the following conditions: 1. Existing buildings that do not have approved radio coverage, as determined by the Fire Chief, in accordance with section 510.4.1.2. Where an existing wired communication system cannot be repaired or is being replaced.3. Within a time frame established by the adopting authority. Exception: An existing building is not required to be equipped with such coverage where the fire code official determines that the radio coverage for emergency responders is not needed."
(o) Section 903.2.1.2 is revised by adding a new paragraph to read as follows: "Occupancies containing a casino, regardless of occupancy classification, must be designed and built with a sprinkler system classified as an ordinary Hazard Group 2."(p) Section 903.2.3 is revised by adding a new paragraph to read as follows: "In high schools where automatic sprinkler systems are provided, the automatic sprinkler systems for the automotive and woodworking shops must be designed to meet ordinary hazard group 1 criteria."(q) Section 903.2 is revised by adding a new paragraph to read as follows: "In all occupancies except group R-3 and U occupancies, a building that is more than two stories in height, including any height added by usable floor space, must have an automatic sprinkler system throughout. Any open parking garage and any airport control tower is exempt from this requirement to install an automatic sprinkler system."(r) Section 906.2 is revised by adding new sentences following the first sentence to read as follows: "The internal components of carbon dioxide, wet chemical, halogenated agent, aqueous film-forming foam (AFFF) and film-forming fluoroprotein (FFFP) portable fire extinguishers shall be examined in accordance with NFPA 10, 2018 edition, table 7.3.3.1. The internal components of all other portable fire extinguishers shall be examined annually."(s) Section 907.5.2.1.1 is revised by adding a new paragraph to read as follows: "The minimum sound pressure levels of audible alarm notification appliances shall be 90 dBA in mechanical equipment rooms and 80 dBA in all other occupancies."(t) Section 907.5.2.3 is revised by adding the following exceptions following exception 4: 5." Visible alarm notification appliances are not required in storage rooms, electrical rooms and mechanical rooms that are not normally occupied and are less than 400 square feet.6. Visible alarm notification appliances are not required in janitor closets." (u) Section 907.10 is revised by adding: "The provisions of this section apply when any work that requires a permit is conducted on a new or existing building or structure."(v) In section 915.1.1, "occupancies and" is deleted and replaced with "occupancies, including, without limitation, Residential Group R-3 occupancies used for transient occupancy of less than 30 days, and."(w) Chapter 11 is deleted.(x) Section 5601.1.3 is revised by deleting the first sentence and adding a new sentence to read as follows: "Except as otherwise provided in this section, the possession, manufacture, storage, sale, use and handling of Class 1.3 and Class 1.4 pyrotechnics are only allowed in jurisdictions where specifically approved by local ordinance."(y) Section 6101.1 is revised by adding a new paragraph to read as follows: "In the event of a conflict between any provision in this chapter and the regulations of the Board for the Regulation of Liquefied Petroleum Gas, the regulations of the Board take precedence."(z) In table B105.2 of Appendix B, "25 percent" is deleted and replaced with "50 percent."2. The following changes are made to the 2018 edition of the International Building Code as adopted by reference in NAC 477.281: (a) "International Fuel Gas Code" is deleted and replaced with "NFPA 54/ANSI Z223.1, National Fuel Gas Code, 2018 edition, or the most current version adopted by the Board for the Regulation of Liquefied Petroleum Gas in NAC 590.610."(b) "International Mechanical Code" is deleted and replaced with "2018 Uniform Mechanical Code."(c) "International Plumbing Code" is deleted and replaced with "2018 Uniform Plumbing Code."(d) Section 113 is deleted.(e) In section 202, in the definition of "High-Rise Building," "75 feet (22 860 mm)" is replaced with "55 feet (16 764 mm)."(f) Section 308.3 is revised by adding a new paragraph to read as follows: "All portions of a care facility which houses patients or residents which are classified by the State Board of Health as a 'Category 2 resident' and which has an occupant load of more than 10 residents, is classified as an 'I-2' occupancy classification."(g) In section 308.5, "five" is deleted and replaced with "three."(h) Section 310.2 is revised by adding "Brothel" to the list.(i) In compliance with NRS 449.1865, in section 310.4, "for five or fewer persons receiving care" is deleted and replaced with "for three or more persons receiving care."(j) In section 310.5, the following are added:(1) "Reintegration facilities"; and(2) "Transitional living facilities."(k) To section 403.5.3 at the end of the last sentence, is added: "or an activation of any fire alarm initiating device within the building or a failure of both the primary and backup power supplies."(l) In section 403.5.4, "75 feet (22 860 mm)" is deleted and replaced with "55 feet (16 764 mm)."(m) Section 903.2.1.2 is revised by adding a new paragraph to read as follows: "Occupancies containing a casino, regardless of occupancy classification, must be designed and built with a sprinkler system classified as an ordinary Hazard Group 2."(n) Section 903.2.3 is revised by adding a new paragraph to read as follows: "In high schools where automatic sprinkler systems are provided, the automatic sprinkler systems for the automotive and woodworking shops must be designed to meet ordinary hazard group 1 criteria."(o) Section 903.2 is revised by adding a new paragraph to read as follows: "In all occupancies except group R-3 and U occupancies, a building that is more than two stories in height, including any height added by usable floor space, must have an automatic sprinkler system throughout. Any open parking garage and any airport control tower is exempt from this requirement to install an automatic sprinkler system."(p) Section 907.5.2.1.1 is revised by adding a new paragraph to read as follows: "The minimum sound pressure level of audible alarm notification appliances shall be 90 dBA in mechanical equipment rooms and 80 dBA in all other occupancies."(q) Section 907.5.2.3 is revised by adding the following exceptions following exception 4: 5." Visible alarm notification appliances are not required in storage rooms, electrical rooms and mechanical rooms that are not normally occupied and are less than 400 square feet.6. Visible alarm notification appliances are not required in janitor closets." (r) In section 1010.1.9.12, exception 3 is revised to read as follows: "In stairways serving buildings other than high-rise buildings, doors are permitted to be locked on the side opposite the egress side, provided that the doors can be opened from the egress side. Doors must automatically unlock upon the activation of a fire alarm system or a fire sprinkler waterflow alarm, or for a power failure. Exit discharge doors must remain unlocked." 3. The following changes are made to the 2018 edition of the International Existing Building Code as adopted by reference in NAC 477.281: (a) "International Fuel Gas Code" is deleted and replaced with "NFPA 54/ANSI Z223.1, National Fuel Gas Code, 2018 edition, or the most current version adopted by the Board for the Regulation of Liquefied Petroleum Gas in NAC 590.610." (b) "International Mechanical Code" is deleted and replaced with "2018 Uniform Mechanical Code."(c) "International Plumbing Code" is deleted and replaced with "2018 Uniform Plumbing Code."4. The following changes are made to the 2018 edition of the International Wildland-Urban Interface Code as adopted by reference in NAC 477.281: (a) Section 106 is deleted.(b) In section 108.4, "pursuant to Section 502" is deleted.(c) In section 302.3, "on a three-year basis or more frequently as deemed necessary by the legislative body" is deleted and replaced with "as deemed necessary by the code official."(d) Section 404.1 is revised by deleting "provided in order to qualify as a conforming water supply for the purpose of Table 503.1 or as."(e) Chapter 5 is deleted.(f) Section 602.1 is deleted.(g) Section 603.2 is revised by deleting "Building or structures, constructed in compliance with the conforming defensible space category of table 503.1, shall comply with the fuel modification distance contained in table 603.2."(h) Section B101.1 is revised to read as follows: "Where required, vegetation management plans must be submitted to the code official and the State Forester Firewarden for review and approval as part of the plans required for a permit."5. The following changes are made to the 2018 edition of the Uniform Mechanical Code as adopted by reference in NAC 477.281: (a) "International Fuel Gas Code" is deleted and replaced with "NFPA 54/ANSI Z223.1, National Fuel Gas Code, 2018 edition, or the most current version adopted by the Board for the Regulation of Liquefied Petroleum Gas in NAC 590.610."(b) "International Plumbing Code" is deleted and replaced with "2018 Uniform Plumbing Code."6. As used in this section, "casino" means any room in which gaming is conducted, including, without limitation, any bar, cocktail lounge or other facility housed therein as well as the area occupied by the games. The term does not include any establishment that is operated pursuant to a restricted license as defined in NRS 463.0189.Nev. Admin. Code § 477.283
[St. Fire Marshal, §§ 8.201-8.501, eff. 11-27-78]-(NAC A 1-19-84; 7-16-85, eff. 8-1-85; 8-22-86, eff. 9-1-86; 3-9-89; 8-24-90; 2-17-94; 5-18-94; R220-99, 9-25-2000; R062-04, 9-3-2004; R102-08, 9-18-2008; R090-10, 12-30-2011); St. Fire Marshal, §§ 8.201-8.501, eff. 11-27-78-NAC A 1-19-84; 7-16-85, eff. 8-1-85; 8-22-86, eff. 9-1-86; 3-9-89; 8-24-90; 2-17-94; 5-18-94; R220-99, 9-25-2000; R062-04, 9-3-2004; R102-08, 9-18-2008; R090-10, 12-30-2011; A by R123-13, eff. 1/16/2015; A by R132-18A, eff. 2/20/2020; A by R132-18CAP, eff. 12/16/2020; A by R048-24A, eff. 8/26/2024