The cost of promotion for a charitable solicitation shall not exceed a reasonable portion of the gross amount realized from all events held and publications, debts and services sold, given away or used as prizes in connection with the solicitation. Cost of promotion in excess of 75% of the gross amount realized from such events, publications, goods and services shall establish a prima facie case that the cost of promotion is unreasonable.
(2005 Code, § 43.09)