(1) An on-premise nonprofit sign owner may recognize the name of a sponsor, benefactor, or support group if:
(a) the "thank you" identifies the name of the sponsor, benefactor, or support group, is of a noncommercial nature and does not include promotional information such as address, phone number, hours of operation, or product logos. Any advertising is prohibited;
(b) a permanent "thank you" display is limited to three recognition plaques whose size shall not exceed the size(s) applied for on the permit application and approved by the department;
(c) a changeable reader board display has a maximum display time of 20 minutes during a 14 day period;
(d) not more than three recognition plaques are erected on a sign structure which is visible to traffic proceeding in any one direction on any interstate or primary highway; and
(e) the sign owner obtains a permit from the department to display "thank you" recognition and the permit application includes the type of display and purpose for the recognition.
(2) A nonprofit owner includes, but is not limited to schools, churches, or local governments.