| 301 | Implementation of Telecommunication Mobile Number Portability (Seventh Amendment) Regulations, 2018 | 27/09/2019 | Network, Spectrum and Licensing | Implementation (994.7 KB)
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| 302 | Telecommunication Mobile Number Portability Per Port Transaction Charge and Dipping Charge (Second Amendment) Regulations, 2019 | 30/09/2019 | Financial & Economic Analysis | Second Amendment (339.62 KB)
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| 303 | Telecommunication Mobile Number Portability (Eight Amendment) Regulations, 2019 | 01/10/2019 | Network, Spectrum and Licensing | Eighth Amendment (1.36 MB)
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| 304 | The Telecommunication (Broadcasting and Cable) Services Standards of Quality of Service and Consumer Protection (Addressable Systems) (Second Amendment) Regulations, 2019 | 09/10/2019 | Broadcasting and Cable Services | Second Amendment (124.81 KB)
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| 305 | TRAI letter to DPOs dated 22nd October 2019 regarding API Specifications | 22/10/2019 | Broadcasting and Cable Services | API Specifications (960.91 KB)
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| 306 | The Telecommunication (Broadcasting and Cable) Services Interconnection (Addressable Systems) (Amendment) Regulations, 2019 | 30/10/2019 | Broadcasting and Cable Services | Amendment (219.81 KB)
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| 307 | The Standards of Quality of Service of Basic Telephone Service (Wireline) and Cellular Mobile Telephone Service (Seventh Amendment) Regulations, 2019 | 01/11/2019 | Quality of Service | Seventh Amendment (686.36 KB)
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| 308 | Notification for Implementation of Telecommunication Mobile Number Portability (Seventh Amendment) Regulations, 2018 | 08/11/2019 | Network, Spectrum and Licensing | Implemantation (546.22 KB)
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| 309 | The Telecommunication Interconnection Usage Charges (Fifteenth Amendment) Regulations, 2019 | 17/12/2019 | Interconnection | Fifteenth Amendment (913.3 KB)
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| 310 | The Telecommunication (Broadcasting and Cable) Services Interconnection (Addressable Systems) (Second Amendment) Regulations, 2020 | 01/01/2020 | Broadcasting and Cable Services | Second Amendment (414.89 KB)
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| 311 | The Telecommunication (Broadcasting and Cable) Services Standards of Quality of Service and Consumer Protection (Addressable Systems) (Third Amendment) Regulations, 2020 | 01/01/2020 | Broadcasting and Cable Services | Third Amendment (113.04 KB)
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| 312 | Telecommunication (Broadcasting and Cable) Services (Eighth) (Addressable Systems) Tariff (Second Amendment) Order, 2020 | 01/01/2020 | Broadcasting and Cable Services | Second Amendment (1015.96 KB)
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| 313 | Telecommunication Consumers Education and Protection Fund (Fifth Amendment) Regulations, 2020 | 16/01/2020 | Consumer Affairs | Fifth Amendment (273.99 KB)
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| 314 | The Telecommunication Interconnection Usage Charges (Sixteenth Amendment) Regulations, 2020 | 17/04/2020 | Interconnection | Sixteenth Amendment (877.65 KB)
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| 315 | The Telecom Regulatory Authority of India (Officers and Staff Appointment) (Thirteenth Amendment) Regulation, 2020 | 21/05/2020 | Admin and HRM,
Miscellaneous | Thirteenth Amendment (1.16 MB)
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| 316 | Telecommunication Tariff (Sixty Fifth Amendment) Order, 2020 | 03/06/2020 | Tariff Orders,
Economic Regulation | Sixty-Fifth Amendment (132.47 KB)
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| 317 | The Telecommunication Interconnection (Second Amendment) Regulations, 2020 | 10/07/2020 | Interconnection | Second Amendment (350.9 KB)
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| 318 | Telecom Consumers Protection (Eleventh Amendment) Regulations, 2020 | 30/09/2020 | Quality of Service | Eleventh Amendment (227.74 KB)
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| 319 | The Telecommunication (Broadcasting and Cable) Services Interconnection (Addressable Systems) (Third Amendment) Regulations, 2021 | 11/06/2021 | Broadcasting and Cable Services | Third Amendment (761.74 KB)
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| 320 | Telecommunication Tariff (Sixty Sixth Amendment) Order, 2022 | 27/01/2022 | Tariff Orders,
Economic Regulation | Sixty Sixth Amendment (7.99 MB)
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भारतीय दूरसंचार विनियामक प्राधिकरण Telecom Regulatory Authority of India 
