ARSD 44:73:12:23. Wall and ceiling finish

The facility shall ensure all walls are washable. The finish of walls in the immediate area of plumbing fixtures must be protected from water damage. Wall bases in dietary areas must be free of spaces that can harbor insects. All dietary ceilings must be washable or easily cleanable. This section does not apply to any boiler room, mechanical and building equipment room, shop, or similar space.