भारतीय दूरसंचार विनियामक प्राधिकरण Telecom Regulatory Authority of India (IS/ISO 9001-2008 Certified Organisation)

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Telecom Regulatory Authority of India

Quality of Service (Code of Practice for Metering and Billing Accuracy) (Amendment) Regulation 2006 (Guidelines and Checklist)

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1 Guidelines and Checklist Download (513.68 KB)