As used in this subchapter—
(1) The term “telephone-billed purchase” means any purchase that is completed solely as a consequence of the completion of the call or a subsequent dialing, touch tone entry, or comparable action of the caller. Such term does not include—
a purchase by a caller pursuant to a preexisting agreement with the vendor;
(B) local exchange telephone services or interexchange telephone services or any service that the Federal Communications Commission determines, by rule—
is closely related to the provision of local exchange telephone services or interexchange telephone services; and
(2) A “billing error” consists of any of the following:
A reflection on a billing statement of a telephone-billed purchase for a call made to an 800 or other toll free telephone number.
Failure to transmit the billing statement to the last known address of the customer, unless that address was furnished less than twenty days before the end of the billing cycle for which the statement is required.
The term “Commission” means the Federal Trade Commission.