| 1 | The Standards of Quality of Service of Basic Telephone Service (Wireline) and Cellular Mobile Telephone Service (Seventh Amendment) Regulations, 2019 | 01/11/2019 | Download (686.36 KB)
| Seventh Amendment |
| 2 | The Standards of Quality of Service of Basic Telephone Service (Wireline) and Cellular Mobile Telephone Service (Sixth Amendment) Regulations, 2018 | 31/07/2018 | Download (988.21 KB)
| Sixth Amendment |
| 3 | The Standards of Quality of Service of Basic Telephone Service (Wireline) and Cellular Mobile Telephone Service (Fifth Amendment) Regulations, 2017 | 18/08/2017 | Download (8.53 MB)
| Fifth Amendment |
| 4 | The Standards of Quality of Service of Basic Telephone Service (Wireline) and Cellular Mobile Telephone Service (Fourth Amendment) Regulations, 2015 | 15/10/2015 | Download (571.01 KB)
| Fourth Amendment |
| 5 | The Standards of Quality of Service of Basic Telephone Service (Wireline) and Cellular Mobile Telephone Service (Third Amendment) Regulations, 2014 | 21/08/2014 | Download (2.7 MB)
| Third Amendment |
| 6 | The Standards of Quality of Service of Basic Telephone Service (Wireline) And Cellular Mobile Telephone Service (Second Amendment) Regulations, 2012 | 08/11/2012 | Download (317.92 KB)
| Second Amendment |
| 7 | The Standards of Quality of Service of Basic Telephone Service (Wireline) And Cellular Mobile Telephone Service (Amendment) Regulations, 2012 | 07/05/2012 | Download (143.63 KB)
| First Amendment |
| 8 | The Standards of Quality of Service of Basic Telephone Service (Wireline) And Cellular Mobile Telephone Service Regulations, 2009 (7 of 2009) | 20/03/2009 | Download (403.44 KB)
| Main Regulation |
भारतीय दूरसंचार विनियामक प्राधिकरण Telecom Regulatory Authority of India 
