(a) Any container used by any charitable organization in a public place to solicit contributions by offering a product for sale or distribution for solicitation purposes shall have a disclosure label attached to it.
(b) Any charitable organization that knowingly places a container in violation of the provisions of subsection (a) of this section commits the offense of unlawful charitable solicitation.
(c) Unlawful charitable solicitation is a Class C misdemeanor.
(d) It is an affirmative defense to prosecution under this section that a charitable organization has given one hundred percent (100%) of the receipts generated by the container to the charitable purpose for which the charitable organization represented the funds were being solicited.