In retail stores with cash registers and sales counters, at least one of each type to have a
portion of the counter 36” in length and 34” above the finish floor, located on an accessible route.
Counters where cash registers are provided to be 36” long and 36” above finish floor.
2010 ADA 904.4.1
Exception: Knee clearance not required at checkout counter or service counters.
CBC 1122B.3 2010 ADA 902.3