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Wheelchair accessible toilet compartments shall meet the requirements of 604.8.1 and 604.8.3.  Compartments containing more than one plumbing fixture shall comply with 603.  Ambulatory accessible compartments shall comply with 604.8.2 and 604.8.3.
604.8.1 Wheelchair Accessible Compartments
Wheelchair accessible compartments shall comply with 604.8.1.
604.8.1.1 Size
Wheelchair accessible compartments shall be 60 inches (1525 mm) wide minimum measured perpendicular to the side wall, and 56 inches (1420 mm) deep minimum for wall hung water closets and 59 inches (1500 mm) deep minimum for floor mounted water closets measured perpendicular to the rear wall. Wheelchair accessible compartments for children's use shall be 60 inches (1525 mm) wide minimum measured perpendicular to the side wall, and 59 inches (1500 mm) deep minimum for wall hung and floor mounted water closets measured perpendicular to the rear wall.
Advisory 604.8.1.1 Size.  The minimum space required in toilet compartments is provided so that a person using a wheelchair can maneuver into position at the water closet.  This space cannot be obstructed by baby changing tables or other fixtures or conveniences, except as specified at 604.3.2 (Overlap).  If toilet compartments are to be used to house fixtures other than those associated with the water closet, they must be designed to exceed the minimum space requirements.  Convenience fixtures such as baby changing tables must also be accessible to people with disabilities as well as to other users.  Toilet compartments that are designed to meet, and not exceed, the minimum space requirements may not provide adequate space for maneuvering into position at a baby changing table.
Figure 604.8.1.1 Size of Wheelchair Accessible Toilet Compartment
Figure (a) is a plan view of an adult wall hung water closet.  The compartment is shown to be 60 inches (1525 mm) wide minimum and 56 inches (1420 mm) deep minimum.  Figure (b) is a plan view of an adult floor mounted and a children's water closet.  The compartment is shown to be 60 inches (1525 mm) wide minimum and 59 inches (1500 mm) deep minimum. 
604.8.1.2 Doors
Toilet compartment doors, including door hardware, shall comply with 404 except that if the approach is to the latch side of the compartment door, clearance between the door side of the compartment and any obstruction shall be 42 inches (1065 mm) minimum.  Doors shall be located in the front partition or in the side wall or partition farthest from the water closet. Where located in the front partition, the door opening shall be 4 inches (100 mm) maximum from the side wall or partition farthest from the water closet.  Where located in the side wall or partition, the door opening shall be 4 inches (100 mm) maximum from the front partition.  The door shall be self-closing.  A door pull complying with 404.2.7 shall be placed on both sides of the door near the latch. Toilet compartment doors shall not swing into the minimum required compartment area.
Figure 604.8.1.2 Wheelchair Accessible Toilet Compartment Doors
The compartment door is hinged 4 inches (100 mm) maximum from the side wall or partition farthest from the water closet so that the door opens on to the open transfer space.  The minimum clearance between the door side of the stall and any obstruction is 42 inches (1065 mm).
604.8.1.3 Approach
Compartments shall be arranged for left-hand or right-hand approach to the water closet.
604.8.1.4 Toe Clearance
The front partition and at least one side partition shall provide a toe clearance of 9 inches (230 mm) minimum above the finish floor and 6 inches (150 mm) deep minimum beyond the compartment-side face of the partition, exclusive of partition support members. Compartments for children's use shall provide a toe clearance of 12 inches (305 mm) minimum above the finish floor.

EXCEPTION: Toe clearance at the front partition is not required in a compartment greater than 62 inches (1575 mm) deep with a wall-hung water closet or 65 inches (1650 mm) deep with a floor-mounted water closet. Toe clearance at the side partition is not required in a compartment greater than 66 inches (1675 mm) wide. Toe clearance at the front partition is not required in a compartment for children's use that is greater than 65 inches (1650 mm) deep.
Figure 604.8.1.4 Wheelchair Accessible Toilet Compartment Toe Clearance
Figure (a) is an elevation drawing showing toe clearance under a toilet compartment partition.  Toe clearance is 9 inches (230 mm) high minimum and 6 inches (150 mm) deep minimum beyond the compartment-side face of the partition.  Figure (b) is an elevation drawing for a children's toilet compartment.  Toe clearance is 12 inches (305 mm) high minimum and 6 inches (150 mm) deep minimum beyond the compartment-side face of the partition.  Figure (c) is a plan view showing toe clearance under the front partition and one side partition, 6 inches (150 mm) deep minimum.
604.8.1.5 Grab Bars
Grab bars shall comply with 609.  A side-wall grab bar complying with 604.5.1 shall be provided and shall be located on the wall closest to the water closet.  In addition, a rear-wall grab bar complying with 604.5.2 shall be provided.
604.8.2 Ambulatory Accessible Compartments
Ambulatory accessible compartments shall comply with 604.8.2.
604.8.2.1 Size
Ambulatory accessible compartments shall have a depth of 60 inches (1525 mm) minimum and a width of 35 inches (890 mm) minimum and 37 inches (940 mm) maximum.
604.8.2.2 Doors
Toilet compartment doors, including door hardware, shall comply with 404, except that if the approach is to the latch side of the compartment door, clearance between the door side of the compartment and any obstruction shall be 42 inches (1065 mm) minimum.  The door shall be self-closing.  A door pull complying with 404.2.7 shall be placed on both sides of the door near the latch.  Toilet compartment doors shall not swing into the minimum required compartment area.
604.8.2.3 Grab Bars
Grab bars shall comply with 609.  A side-wall grab bar complying with 604.5.1 shall be provided on both sides of the compartment.
Figure 604.8.2 Ambulatory Accessible Toilet Compartment
The compartment is 60 inches (1525 mm) deep minimum and 35 to 37 inches (890 to 940 mm) wide, with grab bars on both sides.  The minimum clearance between the door side of the stall and any obstruction is 42 inches (1065 mm).
604.8.3 Coat Hooks and Shelves
Coat hooks shall be located within one of the reach ranges specified in 308.  Shelves shall be located 40 inches (1015 mm) minimum and 48 inches (1220 mm) maximum above the finish floor.

Related Code Sections

213.3.1 Scoping Requirements, Toilet Compartments
Where toilet compartments are provided, at least one toilet compartment shall comply with 604.8.1.  In addition to the compartment required ...
604.8 Plumbing Elements and Facilities, Toilet Compartments
Wheelchair accessible toilet compartments shall meet the requirements of 604.8.1 and 604.8.3.  Compartments containing more than one plumbing ...
604.8.1.1 Plumbing Elements and Facilities, Size
space required in toilet compartments is provided so that a person using a wheelchair can maneuver into position at the water closet.  This space ...
604.8.1.2 Plumbing Elements and Facilities, Doors
Toilet compartment doors, including door hardware, shall comply with 404 except that if the approach is to the latch side of the compartment door ...