An individual, partnership, group, association, cooperative, or corporation may not use the name “preschool”, “school”, “institute”, or “academy” or word of like meaning, in such manner as to connote the offering of a high school, junior high or middle school, elementary school, kindergarten, nursery school program, or any combination thereof, unless the individual, partnership, group, association, cooperative, or corporation shall have first obtained a certificate of approval from the State Board of Education in the manner provided by the law. This regulation does not apply to bona fide church organizations or to individuals or entities who offer or arrange for instruction solely for avocational purposes. This regulation does not apply to a school or institution operated by the federal government or any state, county, or municipal agency or division of these.