Section 4101:10-1-01 - [Effective 4/1/2025] Title and scope(A) Title. Rules 4101:10-1-01 to 10-10-01 of the Administrative Code are designated as the "Ohio Industrialized Unit Rules" for which the designation "IU Rules" may be substituted. Where applicable, the technical provisions found in rules 4101:1-2 to 4101:1-35 of the Administrative Code (the "Ohio Building Code" - Chapters 2-35), rules 4101:2-2 to 4101:2-15 of the Administrative Code (the "Ohio Mechanical Code" - Chapters 2-15), rules 4101:3-2 to 4101:3-15 of the Administrative Code (the "Ohio Plumbing Code" - Chapters 2-15) and rules 4101:8-2 to 4101:8-44 (the "Residential Code of Ohio" - Chapters 2-44) are used by this code and are hereby incorporated by reference.(1) Rules of construction. The following rules of construction are to be applied to rules 4101:1-2 to 4101:1-35 of the Administrative Code, rules 4101:2-2 to 4101:2-15 of the Administrative Code, rules 4101:3-2 to 4101:3-15 of the Administrative Code and rules 4101:8-2 to 4101:8-44 of the Administrative Code:(a) All references to the "International Building Code," "International Mechanical Code," "International Plumbing Code," and "International Residential Code" mean the "Ohio Building Code," "Ohio Mechanical Code," "Ohio Plumbing Code," and "Residential Code of Ohio," respectively, unless otherwise noted. (i) References to "this code" in rules 4101:1-1 to 4101:1-35 of the Administrative Code mean the "Ohio Building Code." References to "building code" in divisions 4101:1, 4101:2, 4101:3 and 4101:8 of the Administrative Code mean "Ohio Building Code."(ii) References to "this code" in rules 4101:2-1 to 4101:2-15 of the Administrative Code mean the "Ohio Mechanical Code." References to "mechanical code" in divisions 4101:1, 4101:2, 4101:3 and 4101:8 of the Administrative Code mean "Ohio Mechanical Code."(iii) References to "this code" in rules 4101:3-1 to 4101:3-15 of the Administrative Code mean the "Ohio Plumbing Code." References to "plumbing code" in divisions 4101:1, 4101:2, 4101:3 and 4101:8 of the Administrative Code mean "Ohio Plumbing Code."(iv) References to "this code" in rules 4101:8-1 to 4101:8-44 of the Administrative Code mean the "Residential Code of Ohio." References to "residential building code" in divisions 4101:1, 4101:2, 4101:3 and 4101:8 of the Administrative Code mean "Residential Code of Ohio."(b) The phrase "applicable energy conservation code referenced in Chapter 13" is substituted for "International Energy Conservation Code" in divisions 4101:1, 4101:2 and 4101:3 of the Administrative Code.(c) Except as otherwise noted and in rule 4101:1-34-01 of the Administrative Code, "Chapter 34" is substituted for "International Existing Building Code."(d) The terms "approval" or "approvals" are substituted for "permit" or "permits," respectively, when referring to documentation indicating compliance with this code.(e) The phrase "manufacturer's representative" is substituted for "owner's authorized agent."(f) Except as otherwise noted, "board of building standards" is substituted for "fire code official."(g) The phrase "board of building standards" is substituted for "code official."(h) The provisions of this code are mandatory whether or not the term "shall" is used.(B) Scope. The provisions of the "IU Rules" shall apply where an application for authorization is submitted for the construction of industrialized units. As provided in division (B) of section 3791.04 of the Revised Code, no plans or specifications shall be authorized or inspection given unless the industrialized unit represented by those plans or specifications would, if constructed or equipped according to those plans or specifications, comply with Chapters 3781. and 3791. of the Revised Code and the applicable rules adopted by the board of building standards.(1) Exceptions:(a) A manufactured home as defined by division (C)(4) of section 3781.06 of the Revised Code or a mobile home as defined by division (O) of section 4501.01 of the Revised Code.(b) Amusement rides and portable electric generators and wiring supplying carnival and amusement rides regulated by the Ohio department of agriculture pursuant to Chapter 993. of the Revised Code.(c) Floating structures that have been issued a "Hull Identification Number" (HIN) and a vessel registration from the Ohio department of natural resources division of parks and watercraft.(d) Portable mobile vehicles which have been issued a "Vehicle Identification Number" (VIN) by the United States department of transportation. The vehicles have wheels and license plates and are intended for transportation on the public streets and highways. Examples of the exempt vehicles include, but are not limited to, recreational vehicles, book mobiles, blood mobiles, mobile medical imaging units, mobile concession trailers, network television transmission and production trailers used at sporting events, mobile restroom facilities, mobile pet grooming units, etc.(e) Primitive transient lodging structures as defined in rule 4101:1-2-01 of the Administrative Code with only provisions for sleeping, with no building services equipment, piping, or electrical wiring system and not greater than 400 sq. ft. in area.(f) Intermodal shipping or freight containers, moving containers, storage containers, if used exclusively as a storage container and are unaltered or alterations that do not constitute closed construction.(g) Mobile computing units as defined in section 3781.06 of the Revised Code.(h) One-story, detached, accessory structures to dwellings where the accessory structure is without building services and used as tool and storage sheds, playhouses, playground structures or similar uses, provided the floor area does not exceed two hundred square feet (18.58 m2).(i) An industrialized unit, installed at the site of intended use, as a portion of an existing building having a certificate of occupancy. Per paragraph (D)(4) of rule 4101:10-3-01 of the Administrative Code, the identification of the structural entity as an industrialized unit ends and structure becomes an integral part of an existing building regulated as an existing building or structure.(j) A valid industrialized unit that has been constructed but not installed at the site of intended use and the board of building standards' authorization has been invalid for a period exceeding two years, the identification of the structure as an industrialized unit ends and the structure is regulated as an existing structure.(k) Materials, devices, products, appliances, equipment or methods of construction for which the board has recognized the conformity assessment body and the accreditation agency pursuant to section 114 of rule 4101:1-1-01 of the Administrative Code and in accordance with one of the following: (i) Materials, devices and products used in accordance with their listing recognized by the board of building standards per section 114.3.1.(ii) Alternative materials, products, equipment and methods of construction in accordance with their evaluation service report recognized by the board of building standards per section 114.3.2.(l) Individual composite panels with integrated structural components constructed in accordance with section 1704 of the "Ohio Building Code." This exception is not applicable to composite panels that include building services components or systems as concealed elements in the panel.(m) Individual insulated spandrel panels using foam plastic insulation conforming to the provisions of section 2603 of the "Ohio Building Code" or section 316 of the "Residential Code of Ohio" as applicable between facing sheets where all materials used are visible at the finished edge of the spandrel panel.(2) Intent. The "IU Rules" apply to industrialized units used in the construction of residential buildings and non-residential buildings. To the extent of the construction documents submitted to the board, the industrialized units are to be in conformance with the applicable building code based on the occupancy type, intended use, and design criteria.(3) Jurisdictional authority. Buildings that include the installation of an industrialized unit are regulated under the rules of the board. The board of building standards has the authority to enforce the "IU Rules" with the industrialized unit manufacturer, applicant for authorization and within the manufacturing plant.(a) Manufacturer submission for authorization. Before a manufacturer constructs an industrialized unit, the manufacturer is to receive an authorization from the board of building standards in accordance with paragraph (B) of rule 4101:10-3-01 and rule 4101:10-4-01 of the Administrative Code. Before a manufacturer transports an industrialized unit, the unit is to have an insignia applied in accordance with paragraph (D) of rule 4101:10-3-01 of the Administrative Code.(b) Building owner submission for approval. Where the building owner or owner's representative proposes to include the installation of an industrialized unit in the construction, addition, alteration, repair or the change of occupancy or use of a building, the owner is to identify the intent to use an industrialized unit on the construction documents submitted for approval to the department with the authority to enforce the rules of the board in the jurisdiction in accordance with rule 4101:1-1-01 of the Administrative Code for non-residential buildings or rule 4101:8-1-01 of the Administrative Code for residential buildings.(c) Work without approval. A unit, manufactured off-site, of closed construction, and arrives at the site of intended use without an insignia issued by the board of building standards is work constructed without approval and will be regulated at the site of intended use by the individual with the authority to enforce the rules of the board in the jurisdiction in accordance with rule 4101:1-1-01 of the Administrative Code for non-residential buildings or rule 4101:8-1-01 of the Administrative Code for residential buildings.(4) Materials, systems and methods of construction. Materials, products, assemblies or methods of construction used in the construction of an industrialized unit are to be approved by the board of building standards. The provisions of section 114 of rule 4101:1-1-01 of the Administrative Code describes the approval process intended in accordance with division (C) of section 3781.10 of the Revised Code and are hereby incorporated by reference.(5) Industrialized units may exceed requirements. An owner or a manufacturer may exceed the requirements of this code in compliance with paragraph (C)(5) of rule 4101:10-4-01 of the Administrative Code.(C) Role of the Board. Pursuant to 3781.10 of the Revised Code, the board of building standards shall adopt rules and issue authorizations for industrialized units that are in compliance with the requirements of these rules and the Revised Code. The board of building standards may designate a representative to administer the program, oversee plans examinations, issue authorizations and adjudication orders, render interpretations of the rules of the board as they relate to industrialized units and conduct other administrative duties necessary to enforce these rules.Ohio Admin. Code 4101:10-1-01
Effective: 4/1/2025
Five Year Review (FYR) Dates: 01/01/2030
Promulgated Under: 119.03
Statutory Authority: 3781.10(A)(1)
Rule Amplifies: 2744, 3781.10, 3781.11, 3781.031, 3781.06, 3781.111, 3781.18, 3791.04