hallikainen.com Recent FCC Rule Changes

Each section of the FCC rules has a regulatory history at the end of the text in the form of a list of citations to the Federal Register. In addition, rules not yet effective but published in the Federal Register are typically printed at the beginning of the text of a section. The table below sorts these citations by date (volume and page number) with the most recent first along with the month and year of publication and the cited rule section along with the title of the rule part and the title of the rule section. Consulting this table, it is easy to see recent rule changes of interest.

Federal Register
Date
Revised Rule
Rule Title
86 FR 18163
April 2021
54.1310
Universal service
Expense adjustment.
86 FR 18162
April 2021
1.7009
Practice and procedure
Enforcement.
86 FR 18162
April 2021
1.7008
Practice and procedure
Creation of broadband internet access service coverage maps.
86 FR 18160
April 2021
1.7006
Practice and procedure
Data verification.
86 FR 18159
April 2021
1.80
Practice and procedure
Forfeiture proceedings.
86 FR 18159
April 2021
1.7004
Practice and procedure
Scope, content, and frequency of Digital Opportunity Data
86 FR 18159
April 2021
1.7001
Practice and procedure
Scope and content of filed reports.
86 FR 17954
March 2021
27.75
Miscellaneous wireless communications services
Basic interoperability requirement.
86 FR 17954
March 2021
27.57
Miscellaneous wireless communications services
International coordination.
86 FR 17954
March 2021
27.55
Miscellaneous wireless communications services
Power strength limits.
86 FR 17954
March 2021
27.1510
Miscellaneous wireless communications services
Unacceptable interference to narrowband 900 MHz licensees
86 FR 17953
March 2021
27.53
Miscellaneous wireless communications services
Emission limits.
86 FR 17953
March 2021
27.50
Miscellaneous wireless communications services
Power limits and duty cycle.
86 FR 17952
March 2021
27.6
Miscellaneous wireless communications services
Service areas.
86 FR 17952
March 2021
27.5
Miscellaneous wireless communications services
Frequencies.
86 FR 17952
March 2021
27.4
Miscellaneous wireless communications services
Terms and definitions.
86 FR 17952
March 2021
27.14
Miscellaneous wireless communications services
Construction requirements.
86 FR 17952
March 2021
27.13
Miscellaneous wireless communications services
License period.
86 FR 17952
March 2021
27.11
Miscellaneous wireless communications services
Initial authorization.
86 FR 17952
March 2021
27.1
Miscellaneous wireless communications services
Basis and purpose.
86 FR 17942
March 2021
2.106
Frequency allocations and radio treaty matters; general rules and regulations
Table of Frequency Allocations.
86 FR 17942
March 2021
1.907
Practice and procedure
Definitions.
86 FR 17942
March 2021
1.9005
Practice and procedure
Included services.
86 FR 17735
March 2021
64.1200
Miscellaneous rules relating to common carriers
Delivery restrictions.
86 FR 17735
March 2021
64.1200
Miscellaneous rules relating to common carriers
Delivery restrictions.
86 FR 17734
March 2021
64.1200
Miscellaneous rules relating to common carriers
Delivery restrictions.
86 FR 17734
March 2021
0.111
Commission organization
Functions of the Bureau.
86 FR 15797
March 2021
1.80
Practice and procedure
Forfeiture proceedings.
86 FR 15067
March 2021
1.1116
Practice and procedure
General exemptions to charges.
86 FR 15065
March 2021
1.1107
Practice and procedure
Schedule of charges for applications and other filings for
86 FR 15065
March 2021
1.1106
Practice and procedure
Schedule of charges for applications for enforcement
86 FR 15065
March 2021
1.1105
Practice and procedure
Schedule of charges for applications and other filings for
86 FR 15063
March 2021
1.1104
Practice and procedure
Schedule of charges for applications and other filings for
86 FR 15063
March 2021
1.1103
Practice and procedure
Schedule of charges for assignment of grantee code,
86 FR 15062
March 2021
1.1102
Practice and procedure
Schedule of charges for applications and other filings in the
86 FR 15061
March 2021
1.767
Practice and procedure
Cable landing licenses.
86 FR 15061
March 2021
1.1101
Practice and procedure
Authority.
86 FR 14851
March 2021
73.3580
Radio broadcast services
Local public notice of filing of broadcast applications.
86 FR 13664
March 2021
74.1204
Experimental radio, auxiliary, special broadcast and other program distributional services
Protection of FM broadcast, FM Translator and LP100
86 FR 13663
March 2021
74.1203
Experimental radio, auxiliary, special broadcast and other program distributional services
Interference.
86 FR 12547
March 2021
1.104
Practice and procedure
Preserving the right of review; deferred consideration of
86 FR 12547
March 2021
0.392
Commission organization
Authority delegated.
86 FR 12547
March 2021
0.361
Commission organization
Authority delegated.
86 FR 12547
March 2021
0.331
Commission organization
Authority delegated.
86 FR 12547
March 2021
0.311
Commission organization
Authority delegated.
86 FR 12547
March 2021
0.283
Commission organization
Authority delegated.
86 FR 12547
March 2021
0.271
Commission organization
Authority delegated.
86 FR 12546
March 2021
0.91
Commission organization
Functions of the Bureau.
86 FR 12546
March 2021
0.261
Commission organization
Authority delegated.
86 FR 12546
March 2021
0.241
Commission organization
Authority delegated.
86 FR 12546
March 2021
0.212
Commission organization
Board of Commissioners.
86 FR 11888
February 2021
25.172
Satellite communications
Requirements for reporting space station control
86 FR 11888
February 2021
25.171
Satellite communications
Space station point of contact reporting requirements.
86 FR 11888
February 2021
25.170
Satellite communications
86 FR 11887
February 2021
25.136
Satellite communications
Earth Stations in the 24.75-25.25 GHz, 27.5-28.35 GHz,
86 FR 11887
February 2021
25.133
Satellite communications
Period of construction; certification of commencement of
86 FR 11887
February 2021
25.124
Satellite communications
Unified space station and earth station authorization.
86 FR 11887
February 2021
25.118
Satellite communications
Modifications not requiring prior authorization.
86 FR 11644
February 2021
25.217
Satellite communications
Default service rules.
86 FR 11644
February 2021
25.146
Satellite communications
Licensing and operating provisions for NGSO FSS space
86 FR 11448
February 2021
64.1200
Miscellaneous rules relating to common carriers
Delivery restrictions.
86 FR 11447
February 2021
64.1200
Miscellaneous rules relating to common carriers
Delivery restrictions.
86 FR 11442
February 2021
1.4000
Practice and procedure
Restrictions impairing reception of television broadcast
86 FR 11149
February 2021
1.1104
Practice and procedure
Schedule of charges for applications and other filings for
86 FR 10856
February 2021
73.624
Radio broadcast services
Digital television broadcast stations.
86 FR 10846
February 2021
64.606
Miscellaneous rules relating to common carriers
Internet-based TRS provider and TRS program certification.
86 FR 9027
February 2021
54.514
Universal service
Payment for discounted services.
86 FR 8872
February 2021
51.319
Interconnection
Specific unbundling requirements.
86 FR 8558
February 2021
15.712
Radio frequency devices
Interference protection requirements.
86 FR 3830
January 2021
1.80
Practice and procedure
Forfeiture proceedings.
86 FR 2946
January 2021
54.11
Universal service
xxx
86 FR 2946
January 2021
54.10
Universal service
Prohibition on use of certain Federal subsidies.
86 FR 2946
January 2021
1.50007
Practice and procedure
xxx
86 FR 2944
January 2021
1.50004
Practice and procedure
Secure and Trusted Communications Networks Reimbursement
86 FR 2941
January 2021
1.40004
Practice and procedure
Time frames for executive branch review of applications,
86 FR 2563
January 2021
64.1200
Miscellaneous rules relating to common carriers
Delivery restrictions.
86 FR 2296
January 2021
15.715
Radio frequency devices
White space database administrator.
86 FR 2296
January 2021
15.714
Radio frequency devices
White space database administration fees.
86 FR 2295
January 2021
15.713
Radio frequency devices
White space database.
86 FR 2293
January 2021
15.712
Radio frequency devices
Interference protection requirements.
86 FR 2292
January 2021
15.711
Radio frequency devices
Interference avoidance methods.
86 FR 2291
January 2021
15.709
Radio frequency devices
General technical requirements.
86 FR 2291
January 2021
15.709
Radio frequency devices
General technical requirements.
86 FR 2291
January 2021
15.709
Radio frequency devices
General technical requirements.
86 FR 2291
January 2021
15.707
Radio frequency devices
Permissible channels of operation.
86 FR 2290
January 2021
15.703
Radio frequency devices
Definitions.
86 FR 1673
January 2021
51.319
Interconnection
Specific unbundling requirements.
86 FR 1021
January 2021
54.403
Universal service
Lifeline support amount.
86 FR 1021
January 2021
54.322
Universal service
Public interest obligations and performance requirements,
86 FR 1021
January 2021
54.101
Universal service
Supported services for rural, insular, and high cost areas.
85 FR 85533
December 2020
97.23
Amateur radio service
Mailing address.
85 FR 85532
December 2020
97.21
Amateur radio service
Application for a modified or renewed license grant.
85 FR 85532
December 2020
17.6
Construction, marking, and lighting of antenna structures
Responsibility for painting and lighting compliance.
85 FR 85532
December 2020
17.57
Construction, marking, and lighting of antenna structures
Report of radio transmitting antenna construction, alteration,
85 FR 85532
December 2020
17.4
Construction, marking, and lighting of antenna structures
Antenna structure registration.
85 FR 85531
December 2020
13.9
Commercial radio operators
Eligibility and application for new license or endorsement.
85 FR 85531
December 2020
13.10
Commercial radio operators
Licensee address.
85 FR 85531
December 2020
1.1315
Practice and procedure
The Draft Environmental Impact Statement (DEIS); Comments.
85 FR 85531
December 2020
1.1314
Practice and procedure
Environmental impact statements (EISs).
85 FR 85531
December 2020
1.1313
Practice and procedure
Objections.
85 FR 85531
December 2020
1.1312
Practice and procedure
Facilities for which no preconstruction authorization is
85 FR 85530
December 2020
1.947
Practice and procedure
Modification of licenses.
85 FR 85530
December 2020
1.939
Practice and procedure
Petitions to deny.
85 FR 85530
December 2020
1.929
Practice and procedure
Classification of filings as major or minor.
85 FR 85530
December 2020
1.923
Practice and procedure
Content of applications.
85 FR 85530
December 2020
1.917
Practice and procedure
Who may sign applications.
85 FR 85530
December 2020
1.1309
Practice and procedure
Application amendments.
85 FR 85530
December 2020
1.1307
Practice and procedure
Actions that may have a significant environmental effect, for
85 FR 85530
December 2020
1.1304
Practice and procedure
Information and assistance.
85 FR 85529
December 2020
1.913
Practice and procedure
Application and notification forms; electronic and manual
85 FR 85529
December 2020
1.87
Practice and procedure
Modification of license or construction permit on motion of the
85 FR 85529
December 2020
1.85
Practice and procedure
Suspension of operator licenses.
85 FR 85529
December 2020
1.52
Practice and procedure
Subscription and verification.
85 FR 85529
December 2020
1.106
Practice and procedure
Petitions for reconsideration in non-rulemaking proceedings.
85 FR 85528
December 2020
1.51
Practice and procedure
Number of copies of pleadings, briefs, and other papers.
85 FR 85528
December 2020
1.49
Practice and procedure
Specifications as to pleadings and documents.
85 FR 85528
December 2020
1.47
Practice and procedure
Service of documents and proof of service.
85 FR 85528
December 2020
1.45
Practice and procedure
Pleadings; filing periods.
85 FR 85528
December 2020
1.41
Practice and procedure
Informal requests for Commission action.
85 FR 85527
December 2020
1.5
Practice and procedure
Mailing address furnished by licensee.
85 FR 85527
December 2020
1.12
Practice and procedure
Notice to attorneys of Commission documents.
85 FR 84266
December 2020
63.602
Extension of lines, new lines, and discontinuance, reduction, outage and impairment of service by common carriers; and grants of recognized private operating agency status
Additional contents of applications to discontinue, reduce,
85 FR 84265
December 2020
63.60
Extension of lines, new lines, and discontinuance, reduction, outage and impairment of service by common carriers; and grants of recognized private operating agency status
Definitions.
85 FR 81812
December 2020
76.65
Multichannel video and cable television service
Good faith and exclusive retransmission consent complaints.
85 FR 81812
December 2020
76.1513
Multichannel video and cable television service
Open video dispute resolution.
85 FR 81812
December 2020
76.1302
Multichannel video and cable television service
Carriage agreement proceedings.
85 FR 81812
December 2020
76.1003
Multichannel video and cable television service
Program access proceedings
85 FR 81812
December 2020
76.10
Multichannel video and cable television service
Review.
85 FR 78239
December 2020
76.1205
Multichannel video and cable television service
Availability of interface information.
85 FR 78027
December 2020
73.406
Radio broadcast services
xxx
85 FR 78027
December 2020
73.404
Radio broadcast services
IBOC DAB operation.
85 FR 78027
December 2020
73.403
Radio broadcast services
Digital audio broadcasting service requirements.
85 FR 78027
December 2020
73.402
Radio broadcast services
Definitions.
85 FR 78022
December 2020
9.8
911 Requireements
Obligation of fixed telephony providers to convey dispatchable
85 FR 78022
December 2020
9.16
911 Requireements
General obligations—direct 911 dialing, notification, and
85 FR 78022
December 2020
9.11
911 Requireements
E911 Service.
85 FR 78022
December 2020
9.10
911 Requireements
911 Service.
85 FR 78018
December 2020
1.6100
Practice and procedure
Wireless Facility Modifications.
85 FR 76486
November 2020
79.109
Closed captioning and video description of video programming
Activating accessibility features.
85 FR 76486
November 2020
79.108
Closed captioning and video description of video programming
Video programming guides and menus provided by navigation
85 FR 76486
November 2020
79.107
Closed captioning and video description of video programming
User interfaces provided by digital apparatus.
85 FR 76486
November 2020
79.106
Closed captioning and video description of video programming
Audio description and emergency information accessibility
85 FR 76486
November 2020
79.105
Closed captioning and video description of video programming
Audio description and emergency information accessibility
85 FR 76485
November 2020
79.3
Closed captioning and video description of video programming
Audio description of video programming.
85 FR 76484
November 2020
79.2
Closed captioning and video description of video programming
Accessibility of programming providing emergency information.
85 FR 76480
November 2020
90.1217
Private land mobile radio services
xxx
85 FR 76480
November 2020
90.1203
Private land mobile radio services
Eligibility.
85 FR 76479
November 2020
1.9048
Practice and procedure
Special provisions relating to spectrum leasing arrangements
85 FR 76479
November 2020
1.9005
Practice and procedure
Included services.
85 FR 76479
November 2020
1.9005
Practice and procedure
Included services.
85 FR 76479
November 2020
1.9001
Practice and procedure
Purpose and scope.
85 FR 76387
November 2020
63.24
Extension of lines, new lines, and discontinuance, reduction, outage and impairment of service by common carriers; and grants of recognized private operating agency status
Assignments and transfers of control.
85 FR 76385
November 2020
63.18
Extension of lines, new lines, and discontinuance, reduction, outage and impairment of service by common carriers; and grants of recognized private operating agency status
Contents of applications for international common carriers.
85 FR 76385
November 2020
63.12
Extension of lines, new lines, and discontinuance, reduction, outage and impairment of service by common carriers; and grants of recognized private operating agency status
Processing of international Section 214 applications.
85 FR 76385
November 2020
63.04
Extension of lines, new lines, and discontinuance, reduction, outage and impairment of service by common carriers; and grants of recognized private operating agency status
Filing procedures for domestic transfer of control
85 FR 76385
November 2020
1.40001
Practice and procedure
Executive branch review of applications, petitions, other
85 FR 76385
November 2020
1.30004
Practice and procedure
Notice of tower construction or modification near AM
85 FR 76383
November 2020
1.30004
Practice and procedure
Notice of tower construction or modification near AM
85 FR 76382
November 2020
1.767
Practice and procedure
Cable landing licenses.
85 FR 76382
November 2020
1.5001
Practice and procedure
Contents of petitions for declaratory ruling under section
85 FR 76381
November 2020
1.47
Practice and procedure
Service of documents and proof of service.
85 FR 76381
November 2020
0.261
Commission organization
Authority delegated.
85 FR 75917
November 2020
51.911
Interconnection
Access reciprocal compensation rates for competitive LECs.
85 FR 75917
November 2020
51.911
Interconnection
Access reciprocal compensation rates for competitive LECs.
85 FR 75917
November 2020
51.909
Interconnection
Transition of rate-of-return carrier access charges.
85 FR 75916
November 2020
51.907
Interconnection
Transition of price cap carrier access charges.
85 FR 75916
November 2020
51.905
Interconnection
Implementation.
85 FR 75916
November 2020
51.903
Interconnection
Definitions.
85 FR 75828
November 2020
54.1508
Universal service
Letter of credit for stage 2 fixed support recipients.
85 FR 75822
November 2020
54.804
Universal service
Rural Digital Opportunity Fund application process.
85 FR 75822
November 2020
54.1020
Universal service
Non-compliance measures for 5G Fund support recipients.
85 FR 75822
November 2020
54.1019
Universal service
Interim service and final service milestone reports.
85 FR 75822
November 2020
54.1018
Universal service
Annual reports.
85 FR 75822
November 2020
54.1016
Universal service
Letter of credit.
85 FR 75822
November 2020
54.1014
Universal service
Application process.
85 FR 75819
November 2020
54.322
Universal service
Public interest obligations and performance requirements,
85 FR 75819
November 2020
54.322
Universal service
Public interest obligations and performance requirements,
85 FR 75819
November 2020
54.315
Universal service
Application process for Connect America Fund phase II support
85 FR 75819
November 2020
54.313
Universal service
Annual reporting requirements for high-cost recipients.
85 FR 75819
November 2020
54.313
Universal service
Annual reporting requirements for high-cost recipients.
85 FR 75817
November 2020
54.307
Universal service
Support to a competitive eligible telecommunications carrier.
85 FR 75817
November 2020
54.207
Universal service
Service areas.
85 FR 75816
November 2020
1.21004
Practice and procedure
Winning bidder's obligation to apply for support
85 FR 75816
November 2020
1.21002
Practice and procedure
Prohibition of certain communications during the competitive
85 FR 75816
November 2020
1.21002
Practice and procedure
Prohibition of certain communications during the competitive
85 FR 75814
November 2020
1.21001
Practice and procedure
Participation in competitive bidding for support.
85 FR 75814
November 2020
1.21001
Practice and procedure
Participation in competitive bidding for support.
85 FR 75814
November 2020
1.21001
Practice and procedure
Participation in competitive bidding for support.
85 FR 75814
November 2020
1.1902
Practice and procedure
Exceptions.
85 FR 73429
November 2020
76.504
Multichannel video and cable television service
Limits on carriage of vertically integrated programming.
85 FR 73429
November 2020
76.1700
Multichannel video and cable television service
Records to be maintained by cable system operators.
85 FR 73397
November 2020
64.6307
Miscellaneous rules relating to common carriers
Line item charges.
85 FR 73397
November 2020
64.6306
Miscellaneous rules relating to common carriers
Exemption.
85 FR 73396
November 2020
64.6306
Miscellaneous rules relating to common carriers
Exemption.
85 FR 73395
November 2020
64.6305
Miscellaneous rules relating to common carriers
Robocall mitigation and certification.
85 FR 73395
November 2020
64.6305
Miscellaneous rules relating to common carriers
Robocall mitigation and certification.
85 FR 73395
November 2020
64.6304
Miscellaneous rules relating to common carriers
Extension of implementation deadline.
85 FR 73395
November 2020
64.6303
Miscellaneous rules relating to common carriers
Caller ID authentication in non-IP networks.
85 FR 73395
November 2020
64.6303
Miscellaneous rules relating to common carriers
Caller ID authentication in non-IP networks.
85 FR 73395
November 2020
64.6302
Miscellaneous rules relating to common carriers
Caller ID authentication by intermediate providers.
85 FR 73394
November 2020
64.6301
Miscellaneous rules relating to common carriers
Caller ID authentication.
85 FR 73394
November 2020
64.6300
Miscellaneous rules relating to common carriers
Definitions.
85 FR 71854
November 2020
76.1603
Multichannel video and cable television service
Customer service—rate and service changes.
85 FR 71854
November 2020
76.1601
Multichannel video and cable television service
Deletion or repositioning of broadcast signals.
85 FR 71854
November 2020
76.1600
Multichannel video and cable television service
Electronic delivery of notices.
85 FR 70501
November 2020
9.10
911 Requireements
911 Service.
85 FR 69515
November 2020
97.209
Amateur radio service
Earth station.
85 FR 67462
October 2020
64.6100
Miscellaneous rules relating to common carriers
Minimum and maximum Prepaid Calling account balances.
85 FR 67462
October 2020
64.6090
Miscellaneous rules relating to common carriers
Flat-Rate Calling.
85 FR 67462
October 2020
64.6080
Miscellaneous rules relating to common carriers
Per-Call or Per-Connection Charges.
85 FR 67462
October 2020
64.6070
Miscellaneous rules relating to common carriers
Taxes and fees.
85 FR 67462
October 2020
64.6060
Miscellaneous rules relating to common carriers
Annual reporting and certification requirement.
85 FR 67462
October 2020
64.6050
Miscellaneous rules relating to common carriers
Billing-related call blocking.
85 FR 67462
October 2020
64.6030
Miscellaneous rules relating to common carriers
Inmate Calling Services interim rate cap.
85 FR 67462
October 2020
64.6020
Miscellaneous rules relating to common carriers
Ancillary Service Charge.
85 FR 67461
October 2020
64.6000
Miscellaneous rules relating to common carriers
Definitions.
85 FR 67450
October 2020
9.14
911 Requireements
Emergency calling requirements.
85 FR 64411
October 2020
95.329
Personal radio services
How to contact the FCC.
85 FR 64411
October 2020
95.3189
Personal radio services
OBU technical standard.
85 FR 64411
October 2020
95.2989
Personal radio services
PLB and MSLD technical standards.
85 FR 64411
October 2020
95.2509
Personal radio services
MBAN registration and frequency coordination.
85 FR 64411
October 2020
101.705
Fixed microwave services
Special showing for renewal of common carrier station
85 FR 64411
October 2020
101.523
Fixed microwave services
Service areas.
85 FR 64410
October 2020
90.553
Private land mobile radio services
Encryption.
85 FR 64410
October 2020
90.548
Private land mobile radio services
Interoperability Technical Standards.
85 FR 64410
October 2020
90.375
Private land mobile radio services
RSU license areas, communication zones and registrations
85 FR 64410
October 2020
90.265
Private land mobile radio services
Assignment and use of frequencies in the bands allocated for
85 FR 64410
October 2020
87.285
Aviation services
Scope of service.
85 FR 64410
October 2020
87.199
Aviation services
Special requirements for 406.0-406.1 MHz ELTs.
85 FR 64409
October 2020
80.7
Stations in the maritime services
Incorporation by reference.
85 FR 64409
October 2020
80.59
Stations in the maritime services
Compulsory ship inspections.
85 FR 64409
October 2020
80.385
Stations in the maritime services
Frequencies for automated systems.
85 FR 64409
October 2020
79.3
Closed captioning and video description of video programming
Audio description of video programming.
85 FR 64409
October 2020
79.100
Closed captioning and video description of video programming
Incorporation by reference.
85 FR 64409
October 2020
76.602
Multichannel video and cable television service
Incorporation by reference.
85 FR 64409
October 2020
76.503
Multichannel video and cable television service
National subscriber limits.
85 FR 64409
October 2020
76.501
Multichannel video and cable television service
Cross-ownership.
85 FR 64409
October 2020
74.861
Experimental radio, auxiliary, special broadcast and other program distributional services
Technical requirements.
85 FR 64409
October 2020
74.707
Experimental radio, auxiliary, special broadcast and other program distributional services
Low power TV and TV translator station protection.
85 FR 64408
October 2020
74.703
Experimental radio, auxiliary, special broadcast and other program distributional services
Interference.
85 FR 64408
October 2020
73.8000
Radio broadcast services
Incorporation by reference.
85 FR 64408
October 2020
73.683
Radio broadcast services
Field strength contours and presumptive determination of
85 FR 64408
October 2020
73.623
Radio broadcast services
DTV applications and changes to DTV allotments.
85 FR 64408
October 2020
68.317
Connection of terminal equipment to the telephone network
Hearing aid compatibility volume control: technical
85 FR 64408
October 2020
68.162
Connection of terminal equipment to the telephone network
Requirements for Telecommunication Certification Bodies.
85 FR 64408
October 2020
68.160
Connection of terminal equipment to the telephone network
Designation of Telecommunication Certification Bodies (TCBs).
85 FR 64407
October 2020
64.621
Miscellaneous rules relating to common carriers
Interoperability and portability.
85 FR 64407
October 2020
64.3100
Miscellaneous rules relating to common carriers
Restrictions on mobile service commercial messages.
85 FR 64407
October 2020
52.26
Numbering
NANC Recommendations on Local Number Portability