(a) Rental of facilities at usual and normal charge. Any unincorporated public educational institution exempt from federal taxation under 26 U.S.C. 115,such,college,may. In this event, the requirements of paragraph (b) of this section are not applicable.

(b) Use of facilities at no charge or at less than the usual and normal charge. An unincorporated public educational institution exempt from federal taxation under 26 U.S.C. 115,such,college,may,candidates,if,question,or,and; and

(2) The educational institution does not, in conjunction with the appearance, expressly advocate the election or defeat of any clearly identified candidate(s) or candidates of a clearly identified political party, and does not favor any one candidate or political party over any other in allowing such appearances.