* Editor’s note – Title 14R was added by Coun. J. 4-10-19, p. 100029, Art. XVII, § 1. This title incorporates provisions of the 2018 International Existing Building Code®, which is published by International Code Council, Inc. (ICC). These provisions are incorporated by reference and not reprinted in the ordinance. A free, read-only document which compiles the model code provisions and amendments adopted by the City of Chicago, hosted by ICC, can be viewed at: https://codes.iccsafe.org/content/CHIBRC2019P1. For frequent users of the code, this compiled version of the Chicago Building Rehabilitation Code is available for purchase from ICC in print and electronic formats. Provisions governing effective dates for provisions of this title are found in Section 14A-1-105.
   Ch. 14R-1   Scope and Purpose
   Ch. 14R-2   Definitions
   Ch. 14R-3   Provisions for All Compliance Methods
   Ch. 14R-4   Repairs
   Ch. 14R-5   Prescriptive Compliance Method
   Ch. 14R-6   Classification of Work
   Ch. 14R-7   Alterations – Level 1
   Ch. 14R-8   Alterations – Level 2
   Ch. 14R-9   Alterations – Level 3
   Ch. 14R-10   Change of Occupancy
   Ch. 14R-11   Additions
   Ch. 14R-12   Historic Buildings
   Ch. 14R-13   Performance Compliance Methods
   Ch. 14R-14   Relocated or Moved Buildings
   Ch. 14R-15   Work Site Safety and Operations
   Ch. 14R-16   Referenced Standards
   Ch. 14R-17   Appendices and Resources
14R-1-001   Adoption of the International Existing Building Code by reference.
14R-1-002   Citations.
14R-1-003   Global modifications.
14R-1-100   IEBC Chapter 1.
14R-1-001  Adoption of the International Existing Building Code by reference.
The International Existing Building Code, 2018 edition, first printing, and all erratum thereto identified by the publisher (hereinafter referred to as “IEBC”) is adopted by reference and shall be considered part of the requirements of this title except as modified by the specific provisions of this title.
If a conflict exists between a provision modified by this title and a provision adopted without modification, the modified provision shall control.
14R-1-002  Citations.
Provisions of IEBC which are incorporated into this title by reference may be cited as follows:
14R-[IEBC chapter number]-[IEBC section number]
Provided that the appendices and resources shall be deemed to be part of a new Chapter 17.
14R-1-003  Global modifications.
The following modifications shall apply to each provision of IEBC incorporated into this title:
1.   Replace each occurrence of “International Codes” with “Chicago Construction Codes.
2.   Replace each occurrence of “International Building Code” with “Chicago Building Code.”
3.   Replace each occurrence of “ASME A17.1” or “ASME A17.1/CSA B44” with “the Chicago Conveyance Device Code.”
4.   Replace each occurrence of “NFPA 70” with “the Chicago Electrical Code.”
5.   Replace each occurrence of “International Fire Code” with “Chicago Fire Prevention Code.”
6.   Replace each occurrence of “International Fuel Gas Code” with “Chicago Fuel Gas Code.”
7.   Replace each occurrence of “International Mechanical Code” with “Chicago Mechanical Code.”
8.   Replace each occurrence of “International Energy Conservation Code” with “Chicago Energy Conservation Code.”
9.   Replace each occurrence of “International Plumbing Code” with “Chicago Plumbing Code.”
10.   Replace each occurrence of “International Existing Building Code” with “Chicago Building Rehabilitation Code.”
11.   Replace each occurrence of “International Property Maintenance Code” with “Chicago Minimum Requirements for Existing Buildings.”
12.   Replace each occurrence of “code official” or “code official” with “building official.”
13.   Delete each bracketed designation of ICC code development committee responsibility preceding a section number.
14R-1-100  IEBC Chapter 1.
The provisions of Chapter 1 of IEBC are not adopted. The following is adopted as Chapter 1:
101.1 Title.
This Title 14R of the Municipal Code of Chicago shall be known as the Chicago Building Rehabilitation Code, hereinafter referred to as “this code.”
101.2 Scope.
The provisions of this code shall apply to the repair, alteration, change of occupancy, addition to and relocation of existing buildings.
101.3 Intent.
The intent of this code is to provide flexibility to allow the use of alternative approaches to achieve compliance with minimum requirements to safeguard the public health, safety and welfare insofar as they are affected by the repair, alteration, change of occupancy, addition to and relocation of existing buildings.
101.4 Applicability.
This code shall apply to the repair, alteration, change of occupancy, addition and relocation of existing buildings, regardless of occupancy, subject to the criteria of Sections 101.4.1 and 101.4.2.
101.4.1 Buildings not previously occupied.
A building or portion of a building that has not been previously occupied or used for its intended purpose, in accordance with the laws in existence at the time of its completion, shall be allowed to comply with the original permit unless such permit has expired. All subsequent permit applications prior to initial occupancy shall comply with the Chicago Building Code for new construction. Initial buildout.
Work to finish a space within a building for initial occupancy shall be required to comply with the Chicago Building Code requirements for new construction at the time the work is permitted regardless of when the base building was constructed.
101.4.2 Buildings previously occupied.
The legal use and occupancy of any building or other structure existing on the effective date of provisions of this code shall be allowed to continue without change, except as is specifically covered in this code, the Chicago Fire Prevention Code, or the Chicago Minimum Requirements for Existing Buildings, or as is deemed necessary by the building official or fire code official for the general safety and welfare of the occupants and the public.
101.5 Safeguards during construction.
Rehabilitation work covered in this code, including any related demolition, shall comply with the requirements of Chapter 33 of the Chicago Building Code.
101.6 Zoning compliance.
Rehabilitation work covered in this code shall comply with the Chicago Zoning Ordinance.
101.6.1 Repair and replacement of accessory structures.
Existing private garages and other structures accessory to an established residential use may be altered, repaired or replaced with new construction matching the existing construction up to the limits of the zoning and building requirements on that zoning lot.
101.6.2 Repair and replacement of porches, decks and balconies.
Existing porches, decks and exterior balconies may be repaired or replaced with construction of the same type as that of the existing porch, deck or exterior balcony irrespective of their proximity to property lines or other buildings on the same lot. Existing porches not exceeding three stories in height may be extended up one story to the roof level regardless of their location with respect to property lines or other buildings on the same lot. Replacement construction shall meet all load criteria for new construction.
101.6.3 Enclosure of porches.
Existing porches, first built before January 1, 1983, may be enclosed irrespective of their proximity to property lines or other buildings on the same lot. If the existing porch is less than six feet (1829 mm) from an abutting property line, the exterior walls shall have a fire-resistance rating of not less than one hour.
101.7 Fire limits.
No existing building located within the fire limits, as defined in Appendix D of the Chicago Building Code, shall be increased in building height or building area unless it is of a type of construction allowed for new buildings within the fire limits.”