| 301 | The Telecommunication Tariff (Twenty Fifth Amendment) Order 2003 | 12/03/2003 | Economic Regulation | 25th Amendment (92.76 KB)
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| 302 | The Telecommunication Tariff (Twenty Fourth Amendment) Order 2003 | 24/01/2003 | Economic Regulation | 24th Amendment (135.81 KB)
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| 303 | The Telecommunication Interconnection Usage Charges (IUC) Regulation, 2003 (1 of 2003) | 24/01/2003 | Interconnection | Regulation (207.86 KB)
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| 304 | Regulation on Quality of Service For VOIP Based International Long Distance Service, 2002 (3 Of 2002) | 15/11/2002 | Quality of Service | Regulation (228.04 KB)
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| 305 | The Telecommunication Tariff (Twenty Third Amendment) Order, 2002 | 06/09/2002 | Economic Regulation | 23rd Amendment (89.08 KB)
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| 306 | The Telecommunication Interconnection (Reference Interconnect Offer) Regulation, 2002 ( 2 of 2002) | 12/07/2002 | Interconnection | Regulation (56.5 KB)
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| 307 | The Telecommunication Interconnection (Reference Interconnect Offer) Regulation, 2002 ( 2 of 2002)-RIO Guidelines- Annexure C | 12/07/2002 | Interconnection | Guidelines (86.83 KB)
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| 308 | The Telecommunication Interconnection (Reference Interconnect Offer) Regulation, 2002 ( 2 of 2002)-RIO Model-- Annexure B | 12/07/2002 | Interconnection | Model (158.95 KB)
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| 309 | The Telecommunication Tariff (Twenty Second Amendment) Order 2002 | 04/07/2002 | Tariff Orders,
Economic Regulation | Twenty Second Amendment (77.51 KB)
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| 310 | The TRAI (Levy of fees and Other Charges for Tariff Plans) Regulation, 2002 | 13/06/2002 | Tariff Orders | Main Regulation (52.62 KB)
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| 311 | The Telecommunication Tariff (Twenty First Amendment) Order, 2002 | 13/06/2002 | Tariff Orders,
Economic Regulation | Twenty First Amendment (52.25 KB)
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| 312 | The Telecommunication Tariff (Twentieth Amendment) Order, 2002 | 14/03/2002 | Tariff Orders,
Economic Regulation | Twentieth Amendment (68.02 KB)
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| 313 | The Telecommunication Tariff (Nineteenth Amendment) Order, 2002 | 28/02/2002 | Tariff Orders,
Economic Regulation | Nineteenth Amendment (49.87 KB)
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| 314 | The Telecommunication Tariff (Eighteenth Amendment) Order, 2002 | 30/01/2002 | Tariff Orders,
Economic Regulation | Eighteenth Amendment (64.92 KB)
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| 315 | The Telecommunication Tariff (Seventeenth Amendment) Order, 2002 | 22/01/2002 | Tariff Orders,
Economic Regulation | Seventeenth Amendment (48.39 KB)
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| 316 | The Telecommunication Interconnection (Port Charges) Regulation 2001 | 28/12/2001 | Interconnection | Main Regulation (13.83 KB)
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| 317 | The Telecommunnication Interconnection (Charges and Revenue Sharing )Regulation , 2001 (5 of 2001) | 14/12/2001 | Interconnection | Regulation (23.39 KB)
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| 318 | Regulation on Quality of Service Dial-Up and Leased Line Internet Access Service, 2001 | 10/12/2001 | Quality of Service | Regulation (61.59 KB)
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| 319 | The Telecommunication Tariff (Sixteenth Amendment) Order, 2001 | 14/08/2001 | Tariff Orders,
Economic Regulation | Sixteenth Amendment (48.23 KB)
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| 320 | The Telecommunication Tariff (Fifteenth Amendment) Order, 2001 | 20/07/2001 | Tariff Orders,
Economic Regulation | Fifteenth Amendment (53.36 KB)
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भारतीय दूरसंचार विनियामक प्राधिकरण Telecom Regulatory Authority of India 
