---
kind: "unit"
title: "47"
title_heading: "Telecommunication"
key: "chI/subchB/part63"
level: "part"
label: "Part 63"
heading: "Extension of Lines, New Lines, and Discontinuance, Reduction, Outage and Impairment of Service by Common Carriers; and Grants of Recognized Private Operating Agency Status"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/47/chI-subchB-part63"
sections_count: 39
---

# Part 63 — Extension of Lines, New Lines, and Discontinuance, Reduction, Outage and Impairment of Service by Common Carriers; and Grants of Recognized Private Operating Agency Status

Title 47 C.F.R. — Telecommunication › Chapter I — Federal Communications Commission › Subchapter B — Common Carrier Services

## Sections

- [§63.01. Authority for all domestic common carriers.](/cfr/47/63.01.md)
- [§63.02. Exemptions for extensions of lines and for systems for the delivery of video programming.](/cfr/47/63.02.md)
- [§63.03. Streamlining procedures for domestic transfer of control applications.](/cfr/47/63.03.md)
- [§63.04. Filing procedures for domestic transfer of control applications](/cfr/47/63.04.md)
- [§63.09. Definitions applicable to international Section 214 authorizations.](/cfr/47/63.09.md)
- [§63.10. Regulatory classification of U.S. international carriers.](/cfr/47/63.10.md)
- [§63.11. Notification by and prior approval for U.S. international carriers that are or propose to become affiliated with a foreign carrier.](/cfr/47/63.11.md)
- [§63.12. Processing of international Section 214 applications.](/cfr/47/63.12.md)
- [§63.13. Procedures for modifying regulatory classification of U.S. international carriers from dominant to non-dominant.](/cfr/47/63.13.md)
- [§63.14. Prohibition on agreeing to accept special concessions.](/cfr/47/63.14.md)
- [§63.17. Special provisions for U.S. international common carriers.](/cfr/47/63.17.md)
- [§63.18. Contents of applications for international common carriers.](/cfr/47/63.18.md)
- [§63.19. Special procedures for discontinuances of international services.](/cfr/47/63.19.md)
- [§63.20. Electronic filing, copies required; fees; and filing periods for international service providers.](/cfr/47/63.20.md)
- [§63.21. Conditions applicable to all international Section 214 authorizations.](/cfr/47/63.21.md)
- [§63.22. Facilities-based international common carriers.](/cfr/47/63.22.md)
- [§63.23. Resale-based international common carriers.](/cfr/47/63.23.md)
- [§63.24. Assignments and transfers of control.](/cfr/47/63.24.md)
- [§63.25. Special provisions relating to temporary or emergency service by international carriers.](/cfr/47/63.25.md)
- [§63.50. Amendment of applications.](/cfr/47/63.50.md)
- [§63.51. Additional information.](/cfr/47/63.51.md)
- [§63.52. Copies required; fees; and filing periods for domestic authorizations.](/cfr/47/63.52.md)
- [§63.53. Form.](/cfr/47/63.53.md)
- [§63.60. Definitions.](/cfr/47/63.60.md)
- [§63.61. Applicability.](/cfr/47/63.61.md)
- [§63.62. Type of discontinuance, reduction, or impairment of telephone service requiring formal application.](/cfr/47/63.62.md)
- [§63.63. Emergency discontinuance, reduction, or impairment of service.](/cfr/47/63.63.md)
- [§63.65-63.66. Reserved](/cfr/47/63.65-63.66.md)
- [§63.71. Procedures for discontinuance, reduction or impairment of service by domestic carriers.](/cfr/47/63.71.md)
- [§63.90. Reserved](/cfr/47/63.90.md)
- [§63.100. Reserved](/cfr/47/63.100.md)
- [§63.500. Contents of applications to dismantle or remove a trunk line.](/cfr/47/63.500.md)
- [§63.501. Contents of applications to sever physical connection or to terminate or suspend interchange of traffic with another carrier.](/cfr/47/63.501.md)
- [§63.504. Reserved](/cfr/47/63.504.md)
- [§63.505. Contents of applications for any type of discontinuance, reduction, or impairment of telephone service not specifically provided for in this part.](/cfr/47/63.505.md)
- [§63.601. Reserved](/cfr/47/63.601.md)
- [§63.602. Additional contents of applications to discontinue, reduce, or impair an existing retail service as part of a technology transition.](/cfr/47/63.602.md)
- [§63.701. Contents of application.](/cfr/47/63.701.md)
- [§63.702. Form.](/cfr/47/63.702.md)