The provisions of Chapter 1 of IEBC are not adopted. The following is adopted as Chapter 1:
"CHAPTER 1. SCOPE AND PURPOSE
101. GENERAL
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 effect 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.
101.4.1.1 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 lawful 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 Zoning Ordinance, the Chicago Fire Prevention Code, or the Chicago Minimum Requirements for Existing Buildings.
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."
(Amend Coun. J. 2-19-20, p. 14473, Art. IV, § 1)