812.3 and 812.4 specify a range of heights and clearances within which certain fixtures may be installed (for example, grab bars at bathtubs and water closets, and work surfaces and sink heights in kitchens). In the case of grab bars, provision can be made for later installation within the specified height range, as requested by the occupant of the dwelling unit. Other fixtures may be permanently installed at a height within these ranges, or the fixtures may be adjustable within the ranges. A unit in which fixtures may be added or adjusted in height is an adaptable dwelling unit. Both adaptable dwelling units and units in which fixtures are permanently installed within the heights specified in this section are accessible dwelling units.
If a shower is provided, a transfer type shower compartment complying with 608.2.1 or a standard roll-in shower compartment complying with 608.2.2, or an alternate roll-in type shower compartment complying with 608.2.3 shall be provided. Showers shall comply with 608.3 through 608.8.
EXCEPTION: A seat, or reinforcement for a seat, shall not be required in the roll-in shower compartment.
A clear floor space complying with 305 shall be provided at each accessible storage area.
Accessible storage areas shall be within at least one of the reach ranges specified in 308. At least one shelf of all cabinets and storage shelves mounted above counters shall be mounted at 48 inches (1220 mm) maximum above the floor.
Hardware for accessible storage facilities shall comply with 309.4. Door pulls or handles for wall cabinets shall be mounted as close to the bottom of cabinet doors as possible. Door pulls or handles for base cabinets shall be mounted as close to the top of cabinet doors as possible.
Ovens shall be of the self-cleaning type or be located adjacent to an adjustable height counter with knee and toe clearance complying with 306. For side-opening ovens, the door latch side shall be next to the open counter space, and there shall be a pull-out shelf under the oven extending the fill width of the oven and pulling out not less than 10 inches (255mm) when fully extended. Ovens shall have controls on front panels. Oven controls are permitted to be located on either side of the door.