(2) The court may not award attorney fees to a prevailing defendant under the provisions of subsection (1) of this section if the action under this section is maintained as a class action pursuant to ORCP 32.

(3) When an information provider has failed to comply with any provision of ORS 646.608, 646.639 and 759.700 to 759.720, any obligation by a customer that may have arisen from the dialing of a pay-per-call telephone number is void and unenforceable.

(4) Any obligation that may have arisen from the dialing of a pay-per-call telephone number is void and unenforceable if made by:

(a) An unemancipated child under 18 years of age; or

(b) A person whose physician or naturopathic physician substantiates that:

(A) The person has a mental or emotional disorder generally recognized in the medical or psychological community that makes the person incapable of rational judgments and comprehending the consequences of the person’s action; and

(B) The disorder was diagnosed before the obligation was incurred.

(5) Upon written notification to the information provider or the billing agent for the information provider that a bill for information delivery services is void and unenforceable under subsection (2) or (4) of this section, no further billing or collection activities shall be undertaken in regard to that obligation.

(6) The telecommunications utility or local exchange carrier may require the customer to take pay-per-call telephone blocking service after the initial obligation has been voided. [1991 c.672 §4; 1993 c.513 §1; 1995 c.696 §49; 2017 c.356 §102]