§  64.6307   Line item charges.

   Providers of voice service are prohibited from adding any additional
   line item charges to consumer or small business customer subscribers
   for the effective call authentication technology required by § § 64.6301
   and 64.6303.

   (a) For purposes of this section, “consumer subscribers” means
   residential mass-market subscribers.

   (b) For purposes of this section, “small business customer subscribers”
   means subscribers that are business entities that meet the size
   standards established in 13 CFR part 121, subpart A.

   [ 85 FR 73397 , Nov. 17, 2020]