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Alterations to existing buildings and facilities shall comply with Sections 1112.8.1 to 1112.8.10.
1112.8.1 Elevators
Altered elements of existing elevators shall be accessible and comply with Minnesota Rules, Chapter 1307, Minnesota Elevators and Related Devices. The elements shall also be altered in elevators programmed to respond to the same hall call control as the altered elevator.
1112.8.2 Platform Lifts
Platform (wheelchair) lifts complying with ICC All7.1 and Minnesota Rules, Chapter 1307, Minnesota Elevators and Related Devices, shall be permitted to be used as part of an accessible route. Standby power shall be provided where a platform lift provides the only accessible route from a space listed in Section 1109.8.
1112.8.3 Toilet Rooms and Bathing Rooms
Toilet rooms and bathing rooms shall comply with Sections 1112.8.3.1 to 1112.8.3.3.
1112.8.3.1 Family or Assisted-Use Toilet Rooms and Bathing Rooms
Where it is technically infeasible to alter existing toilet rooms and bathing rooms to be accessible, at least one accessible family or assisted-use toilet room or bathing room shall be provided. The family or assisted-use toilet room or bathing room shall be located in the same area and be on the same floor as the existing toilet rooms and bathing rooms. Each family or assisted-use toilet room shall contain one water closet, one lavatory, and the door shall have a privacy latch. In addition, family or assisted-use bathing rooms shall contain one shower or bathtub fixture. Family or assisted-use toilet rooms and bathing rooms shall also be permitted to contain one urinal. All fixtures provided in the family or assisted-use room shall be accessible.
1112.8.3.1.1 Ambulatory Compartment
In addition to the provisions of Section 1112.8.3.1, an ambulatory compartment shall be provided within the existing toilet room or bathing room, unless technically infeasible.
1112.8.3.2 Ambulatory Compartment
Where it is technically infeasible to alter the existing toilet rooms and bathing rooms to be accessible or provide a family or assisted-use toilet room or bathing room in compliance with Section 1112.8.3.1, an ambulatory compartment with a minimum clear floor space of 48 inches (1220 mm) in front of the water closet shall be provided in the existing toilet room or bathing room, unless technically infeasible.
1112.8.3.3 Signage
Where existing toilet rooms or bathing rooms are not made accessible, directional signs indicating the location of the nearest accessible toilet room or accessible bathing room within the facility shall be provided. Signs shall comply with ICC A117.1, Section 703.2, and shall include the International Symbol of Accessibility complying with ICC Al17.1, Section 703.6.3.l. Where existing toilet rooms or bathing rooms are not accessible, the accessible toilet rooms or accessible bathing rooms shall be identified by the International Symbol of Accessibility.
1112.8.4 Assembly Areas
Assembly areas shall comply with Sections 1112.8.4.1 and 1112.8.4.2.
1112.8.4.1 Wheelchair Seating
Where it is technically infeasible to disperse accessible seating throughout an altered assembly area, accessible seating areas shall be permitted to be clustered. Each accessible seating area shall provide for companion seating and shall be located on an accessible route.
1112.8.4.2 Performance Area
Where it is technically infeasible to alter all performing areas to be on an accessible route, at least one of each type of performing area shall be made accessible.
1112.8.5 Dressing, Fitting, and Locker Rooms
Where dressing, fitting, and locker rooms are being altered and technical infeasibility can be demonstrated, one dressing, fitting, or locker room for each sex on each level shall be made accessible. Where only family or assisted-use rooms are provided, accessible family or assisted-use rooms shall be permitted.
1112.8.6 Dwelling Units or Sleeping Units
Where dwelling units or sleeping units are being altered, the requirements of Section 1107 for Accessible units, Type A units, or Type B units, and Chapter 9 for accessible alarms apply only to the quantity of spaces being altered, until the number of units complies with the minimum number required for new construction.
1112.8.7 Check-Out Aisles
Where check-out aisles are altered, at least one of each type of check-out aisle serving each function shall be made accessible until the number of accessible check-out aisles complies with Section 1109.12.2.
1112.8.8 Jury Boxes and Witness Stands
In alterations, accessible wheelchair spaces are not required to be located within the defined area of raised jury boxes or witness stands and shall be permitted to be located outside these spaces where the ramp or lift access restricts or projects into the means of egress.
1112.8.9 Historic Buildings
Where alterations to provide accessibility to exterior and interior routes, ramps, entrances, or toilets are undertaken to a qualified historic building or facility that would threaten or destroy the historic significance of the building or facility, the alternative requirements in Sections 1112.8.9.1 to 1112.8.9.3 shall be permitted.
1112.8.9.1 Entrances
At least one accessible entrance that is used by the public shall be provided and located on an accessible route.
Exceptions:
  1. If a main entrance cannot be made accessible, an accessible nonpublic entrance that is unlocked while the building is occupied shall be provided.
  2. If a main entrance cannot be made accessible and compliance with Exception 1 is not feasible, a locked accessible entrance with a notification system or remote monitoring shall be provided.
1112.8.9.2 Toilet Rooms
Where toilets are provided, at least one accessible toilet facility shall be provided along an accessible route. The toilet facility shall be permitted to be family or assisted-use in design.
1112.8.9.3 Accessible Route
Accessible routes from an accessible entrance to all publicly used spaces on at least the level of the accessible entrance shall be provided. Access shall be provided to all levels of a building or facility whenever practical.
1112.8.10 Parking Restriping
Renewing existing parking striping shall be allowed. New striping, due to surface resurfacing, reconfiguration of parking spaces, or other reason, shall provide accessible spaces as applicable in Sections 1106.1 to 1106.7.

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