216.20  Effect on other law.
  1.  This chapter does not affect:
  a.  A reasonable local or state restriction on the maximum number of occupants permitted to occupy a dwelling.
  b.  Tenancy of an individual that would constitute a direct threat to the health or safety of other individuals or tenancy that would result in substantial physical damage to the property of others.
  2.  This chapter does not affect a requirement of nondiscrimination in other state or federal law.
91 Acts, ch 184, §12
CS91, §601A.20
92 Acts, ch 1129, §18
C93, §216.20