- Windows may be added without requiring compliance with the light and ventilation requirements of the International Building Code.
- Newly installed electrical equipment shall comply with the requirements of Section 808.
- The length of dead-end corridors in newly constructed spaces shall only be required to comply with the provisions of Section 805.6.
- The minimum ceiling height of the newly created habitable and occupiable spaces and corridors shall be 7 feet (2134 mm).
Exception: Where stairway enclosure is not required by the International Building Code or the International Fire Code.
Exception: Where neither the length nor the width of the smoke compartment exceeds 150 feet (45 720 mm), the travel distance to reach the smoke barrier door shall not be limited.
- The work area is required to be provided with automatic sprinkler protection in accordance with the International Building Code as applicable to new construction; and
- The work area exceeds 50 percent of the floor area.
- The work area is required to be provided with an automatic sprinkler system in accordance with the International Building Code applicable to new construction; and
- The building has sufficient municipal water supply for design of an automatic sprinkler system available to the floor without installation of a new fire pump.
- Approved central station system in accordance with NFPA 72;
- Approved proprietary system in accordance with NFPA 72;
- Approved remote station system of the jurisdiction in accordance with NFPA 72; or
- When approved by the code official, approved local alarm service that will cause the sounding of an alarm in accordance with NFPA 72.
Exception: Supervision is not required for the following:
- Underground gate valve with roadway boxes.
- Halogenated extinguishing systems.
- Carbon dioxide extinguishing systems.
- Dry- and wet-chemical extinguishing systems.
- Automatic sprinkler systems installed in accordance with NFPA 13R where a common supply main is used to supply both domestic and automatic sprinkler systems and a separate shutoff valve for the automatic sprinkler system is not provided.
- No pump shall be required provided that the standpipes are capable of accepting delivery by fire department apparatus of a minimum of 250 gallons per minute (gpm) at 65 pounds per square inch (psi) (946 L/m at 448KPa) to the topmost floor in buildings equipped throughout with an automatic sprinkler system or a minimum of 500 gpm at 65 psi (1892 L/m at 448KPa) to the topmost floor in all other buildings. Where the standpipe terminates below the topmost floor, the standpipe shall be designed to meet (gpm/psi) (L/m/KPa) requirements of this exception for possible future extension of the standpipe.
- The interconnection of multiple standpipe risers shall not be required.
An approved automatic fire detection system shall be installed in accordance with the provisions of this code and NFPA 72. Devices, combinations of devices, appliances, and equipment shall be approved. The automatic fire detectors shall be smoke detectors, except that an approved alternative type of detector shall be installed in spaces such as boiler rooms, where products of combustion are present during normal operation in sufficient quantity to actuate a smoke detector.
- Occupancies with an existing, previously approved fire alarm system.
- Where selective notification is permitted, alarm-notification appliances shall be automatically activated in the areas selected.
- Where the work area and the means of egress serving it complies with NFPA 101.
- Means of egress conforming to the requirements of the building code under which the building was constructed shall be considered compliant means of egress if, in the opinion of the code official, they do not constitute a distinct hazard to life.
Exception: Opening protection shall not be required in buildings equipped throughout with an approved automatic sprinkler system.
Exception: Two independent means of egress are not required where the travel distance to an exit does not exceed 100 feet (30 480 mm) and the building is protected throughout with an automatic sprinkler system.
Exception: Where there is no well-defined main exit or where multiple main exits are provided, exits shall be permitted to be distributed around the perimeter of the building provided that the total width of egress is not less than 100 percent of the required width.
- Corridor doors within a dwelling unit or sleeping unit.
- Existing doors meeting the requirements of Guidelines on Fire Ratings of Archaic Materials and Assemblies (IEBC Resource A) for a rating of 15 minutes or more shall be accepted as meeting the provisions of this requirement.
- Existing doors in buildings protected throughout with an approved automatic sprinkler system shall be required only to resist smoke, be reasonably tight fitting, and shall not contain louvers.
- In group homes with a maximum of 15 occupants and that are protected with an approved automatic detection system, closing devices may be omitted.
- Door assemblies having a fire protection rating of at least 20 minutes.
- Where dead-end corridors of greater length are permitted by the International Building Code.
- In other than Group A and H occupancies, the maximum length of an existing dead-end corridor shall be 50 feet (15 240 mm) in buildings equipped throughout with an automatic fire alarm system installed in accordance with the International Building Code.
- In other than Group A and H occupancies, the maximum length of an existing dead-end corridor shall be 70 feet (21 356 mm) in buildings equipped throughout with an automatic sprinkler system installed in accordance with the International Building Code.
- In other than Group A and H occupancies, the maximum length of an existing, newly constructed, or extended dead-end corridor shall not exceed 50 feet (15 240 mm) on floors equipped with an automatic sprinkler system installed in accordance with the International Building Code.
- Structural elements whose stress is not increased by more than 5 percent.
- Buildings of Group R occupancy with not more than five dwelling or sleeping units used solely for residential purposes where the existing building and its alteration comply with the conventional light-frame construction methods of the International Building Code or the provisions of the International Residential Code.
- The capacity of existing structural elements required to resist forces is not reduced;
- The lateral loading to existing structural elements is not increased either beyond its capacity or more than 10 percent;
- New structural elements are detailed and connected to the existing structural elements as required by the International Building Code;
- New or relocated nonstructural elements are detailed and connected to existing or new structural elements as required by the International Building Code; and
- A dangerous condition as defined in this code is not created. Voluntary alterations to lateral force-resisting systems conducted in accordance with Appendix A and the referenced standards of this code shall be permitted.