(1) As used in this section, "transactional intermediary" means a person, including a credit card company, a financial institution, or a money transfer service, that pays or transfers money to a person on behalf of another person.
(2) When, under this chapter, a person makes a detailed listing, discloses or reports the source of a contribution, discloses or reports the person or entity to whom a disbursement is made, or discloses or reports the identity of a donor, the person:
(a) shall reveal the actual source of the contribution, the actual person or entity to whom the disbursement is ultimately made, or the actual identity of the donor; and
(b) may not merely list, disclose, or report the transactional intermediary.