661—18.7 (321L) Persons with disabilities parking at residential facilities. All public and private buildings and facilities, temporary and permanent, which are residences and which provide ten or more tenant parking spaces, excluding extended health care facilities, shall designate at least one parking space for persons with disabilities as needed for each individual dwelling unit in which a person with a disability resides. Residential buildings and facilities which provide public visitor parking of ten or more spaces shall designate parking spaces for persons with disabilities in the visitors’ parking area in accordance with the table contained in rule 661—18.6(321L).