47 CFR § 64.4006 - Limitations on use of customer account information.

---
identifier: "/us/cfr/t47/s64.4006"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "47 CFR § 64.4006 - Limitations on use of customer account information."
title_number: 47
title_name: "Telecommunication"
section_number: "64.4006"
section_name: "Limitations on use of customer account information."
chapter_name: "FEDERAL COMMUNICATIONS COMMISSION"
subchapter_number: "B"
subchapter_name: "COMMON CARRIER SERVICES"
part_number: "64"
part_name: "MISCELLANEOUS RULES RELATING TO COMMON CARRIERS"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "47 U.S.C. 151, 152, 154, 201, 202, 217, 218, 220, 222, 225, 226, 227, 227b, 228, 251(a), 251(e), 254(k), 255, 262, 276, 403(b)(2)(B), (c), 616, 620, 716, 1401-1473, unless otherwise noted; Pub. L. 115-141, Div. P, sec. 503, 132 Stat. 348, 1091; Pub. L. 117-338, 136 Stat. 6156."
regulatory_source: "28 FR 13239, Dec. 5, 1963, unless otherwise noted."
cfr_part: "64"
---


# 64.4006 Limitations on use of customer account information.

A carrier that receives customer account information under this section shall use such information to ensure timely and accurate billing of a customer's account and to ensure timely and accurate execution of a customer's preferred interexchange carrier instructions. Such information shall not be used for marketing purposes without the express consent of the customer.