Table of Parts
   Subpart A—General Information
   § 51.1   Basis and purpose.
   § 51.3   Applicability to negotiated agreements.
   § 51.5   Terms and definitions.

   Subpart B—Telecommunications Carriers
   § 51.100   General duty.

   Subpart C—Obligations of All Local Exchange Carriers
   § 51.201   Resale.
   § 51.203   Number portability.
   § 51.205   Dialing parity: General.
   § 51.207   Local dialing parity.
   § 51.209   Toll dialing parity.
   § 51.213   Toll dialing parity implementation plans.
   § 51.215   Dialing parity: Cost recovery.
   § 51.217   Nondiscriminatory access: Telephone numbers, operator services,
   directory assistance services, and directory listings.
   § 51.219   Access to rights of way.
   § 51.221   Reciprocal compensation.
   § 51.223   Application of additional requirements.
   § 51.230   Presumption  of  acceptability for deployment of an advanced
   services loop technology.
   § 51.231   Provision of information on advanced services deployment.
   § 51.232   Binder group management.
   § 51.233   Significant  degradation of services caused by deployment of
   advanced services.

   Subpart D—Additional Obligations of Incumbent Local Exchange Carriers
   § 51.301   Duty to negotiate.
   § 51.303   Preexisting agreements.
   § 51.305   Interconnection.
   § 51.307   Duty to provide access on an unbundled basis to network elements.
   § 51.309   Use of unbundled network elements.
   § 51.311   Nondiscriminatory access to unbundled network elements.
   § 51.313   Just, reasonable and nondiscriminatory terms and conditions for
   the provision of unbundled network elements.
   § 51.315   Combination of unbundled network elements.
   § 51.316   Conversion of unbundled network elements and services.
   § 51.317   Standards for requiring the unbundling of network elements.
   § 51.318   Eligibility criteria for access to certain unbundled network
   elements.
   § 51.319   Specific unbundling requirements.
   § 51.320   Assumption of responsibility by the Commission.
   § 51.321   Methods of obtaining interconnection and access to unbundled
   elements under section 251 of the Act.
   § 51.323   Standards for physical collocation and virtual collocation.
   § 51.325   Notice of network changes: Public notice requirement.
   § 51.327   Notice of network changes: Content of notice.
   § 51.329   Notice of network changes: Methods for providing notice.
   § 51.331   Notice of network changes: Timing of notice.
   § 51.333   Notice of network changes: Short term notice, objections thereto
   and objections to retirement of copper loops or copper subloops.
   § 51.335   Notice  of  network  changes:  Confidential  or  proprietary
   information.

   Subpart E—Exemptions, Suspensions, and Modifications of Requirements of
   Section 251 of the Act
   § 51.401   State authority.
   § 51.403   Carriers eligible for suspension or modification under section
   251(f)(2) of the Act.
   § 51.405   Burden of proof.

   Subpart F—Pricing of Elements
   § 51.501   Scope.
   § 51.503   General pricing standard.
   § 51.505   Forward-looking economic cost.
   § 51.507   General rate structure standard.
   § 51.509   Rate structure standards for specific elements.
   § 51.511   Forward-looking economic cost per unit.
   § 51.513   Proxies for forward-looking economic cost.
   § 51.515   Application of access charges.

   Subpart G—Resale
   § 51.601   Scope of resale rules.
   § 51.603   Resale obligation of all local exchange carriers.
   § 51.605   Additional obligations of incumbent local exchange carriers.
   § 51.607   Wholesale pricing standard.
   § 51.609   Determination of avoided retail costs.
   § 51.611   Interim wholesale rates.
   § 51.613   Restrictions on resale.
   § 51.615   Withdrawal of services.
   § 51.617   Assessment of end user common line charge on resellers.

   Subpart  H—Reciprocal  Compensation  for  Transport and Termination of
   Telecommunications Traffic
   § 51.700   Purpose of this subpart.
   § 51.701   Scope of transport and termination pricing rules.
   § 51.703   Non-Access reciprocal compensation obligation of LECs.
   § 51.705   LECs' rates for transport and termination.
   § 51.707   [Reserved]
   § 51.709   Rate structure for transport and termination.
   § 51.711   Symmetrical reciprocal compensation.
   § 51.713   Bill-and-keep arrangements.
   § 51.715   Interim transport and termination pricing.
   § 51.717   [Reserved]

   Subpart I—Procedures for Implementation of Section 252 of the Act
   § 51.801   Commission action upon a state commission's failure to act to
   carry out its responsibility under section 252 of the Act.
   § 51.803   Procedures for Commission notification of a state commission's
   failure to act.
   § 51.805   The Commission's authority over proceedings and matters.
   § 51.807   Arbitration and mediation of agreements by the Commission pursuant
   to section 252(e)(5) of the Act.
   § 51.809   Availability of agreements to other telecommunications carriers
   under section 252(i) of the Act.

   Subpart J—Transitional Access Service Pricing
   § 51.901   Purpose and scope of transitional access service pricing rules.
   § 51.903   Definitions.
   § 51.905   Implementation.
   § 51.907   Transition of price cap carrier access charges.
   § 51.909   Transition of rate-of-return carrier access charges.
   § 51.911   Access reciprocal compensation rates for competitive LECs.
   § 51.913   Transition for VoIP-PSTN traffic.
   § 51.915   Recovery mechanism for price cap carriers.
   § 51.917   Revenue recovery for Rate-of-Return Carriers.
   § 51.919   Reporting and monitoring.
     _________________________________________________________________

   Authority: Sections 1-5, 7, 201-05, 207-09, 218, 220, 225-27, 251-54, 256,
   271, 303(r), 332, 706 of the Telecommunication Act of 1996, 48 Stat. 1070,
   as amended, 1077; 47 U.S.C. 151-55, 157, 201-05, 207-09, 218, 220, 225-27,
   251-54, 256, 271, 303(r), 332, 1302, 47 U.S.C. 157 note, unless otherwise
   noted.

   Source: 61 FR 45619, Aug. 29, 1996, unless otherwise noted.

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Subpart A—General Information

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