CBIP-88 Publication No.304: 2008
CBIP-325: 2015
IS 13779:2020EN IEC 62052-11: 2021+A11:2022+A12:2024
EN IEC 62053-21:2021+A11:2021
Manual on standardization of AC Static Electrical Energy Meters
AC Static Watt-hour Meters, Class 1 And 2
Electricity metering equipment (a.c.) – General requirements, tests and test conditions – Part 11: Metering equipment
Electricity metering equipment – Particular requirements – Part 21: Static meters for AC active energy (classes 0.5, 1 and 2)
Energy Meters
AC Static Energy Meter, and Smart Meter
Stagewise/
Final Inspection
IS 14697:2021+A1:2022+A2:2025
EN IEC 62053-22:2021+A11:2021
EN IEC 62053-23:2021+A11:2021
A.C. STATIC Transformer Operated Watthour Meters (class 0.1 S, 0.2 S, 0.5 S) and Var-hour meters (class 0.1 S, 0.2 S, 0.5 S and 1.0 S)
Electricity metering equipment – Particular requirements – Part 22: Static meters for AC active energy (classes 0.1S, 0.2S and 0.5S)
Electricity metering equipment – Particular requirements – Part 23: Static meters for reactive energy (classes 2 and 3)
Energy Meters
AC Static Energy Meter, Smart Meter, Transformer operated kWh and kVARh Class 0.2 S, 0.5 S and 1.0 Smart Meter
Stagewise/
Final Inspection
EN IEC 62053-24:2021+A11:2021
IS 15959: Part 1: 2011
IS 15959: Part 2: 2016
Electricity metering equipment – Particular requirements – Part 24: Static meters for fundamental component reactive energy (classes 0.5S, 1S, 1, 2 and 3)
Data Exchange for Electricity Meter – Reading Tariff and Load Control – Companion Specification Part 1 Static Energy Meter
Data Exchange for Electricity Meter Reading, Tariff and Load Control – Companion Specification Part 2 Smart Meter
Pre-Paid Energy Meter
Stagewise/
Final Inspection
IS 15959: Part 3: 2017
IS 15884: 2024
Data Exchange for Electricity Meter Reading, Tariff and Load Control – Companion Specification Part 3 Smart
Meter (Transformer Operated kwh and kVARh Class 0.2 S, 0.5 S and 1.0 S)Alternating Current Direct Connected Static Prepayment Meters For Active Energy (Class 1 and 2)
AC Static Energy Meter
Stagewise/
Final Inspection
IEC 62055-31: 2022
EN IEC 62055-31:2022EN 50470-1: 2007 +A1:2019
EN 50470-3: 2022
NMI M6-1: 2004, 2010, 2022
OIML R 46-1 & 46-2: Edition 2012 (E)
Electricity metering – Payment systems – Part 31: Particular requirements – Static payment meters for active
energy (classes 0.5, 1 and 2)Electricity metering equipment (a.c.) – Part 1: General requirements, tests and test conditions –
Metering equipment (class indexes A, B & C)
Electricity metering equipment – Part 3: Particular requirements – Static meters for AC active energy (class
indexes A, B & C)
Active-energy Electricity meters (ac), Part 1: Metrological and technical requirements
Active electrical energy meters. Part 1: Metrological and technical requirements
Part 2: Metrological controls and performance tests
Smart Energy Meter
Stagewise/
Final Inspection
IS 16444 (Part 1): 2015: Amd 3: 2023
A.C. Static Direct Connected Watthour Smart Meter Class 1 & 2 – Specification
IS 16444 (Part 2): 2017 + Amd 1: 2019
AC static transformer operated watthour and var-hour smart meters, class 0.2 S, 0.5 S and 1.0 S: Part 2
specification transformer operated smart meters
Power quality Measurement instrument (PQI)
Gas Meters (Gas measuring instruments)
Diaphragm Gas meters
Stagewise/ Final Inspection
IEC 62586-1: 2017
IEC 62586-2: 2017+A1:2021
EN 62586-1: 2017
EN 62586-2: 2017 +A1:2021
IS 18475: 2023
EN 1359: 2017IS 14439: Part 1 Amd 1: 2008
IS 14439 (Part 2): 1998 RA 2019
Power quality measurement in power supply systems – Part 1: & Power quality instruments (PQI)
Power quality measurement in power supply systems – Part 2: Functional tests and uncertainty requirements & Power Quality Measurement Monitoring Methods
Gas meters – Diaphragm gas meters
Legal Metrology – Gas Volume Meters: Part 1 General Requirements
Gas Volume Meters (Diaphragm Gas Meters)
Gas Meters Diaphragm, Ultrasonic, Gas Meters Additional functionalities, Rotary Positive Displacement, Turbine Gas meters, Thermal Mass flow-meter based gas meters, Ultrasonic gas meters
Electronic volume correctorRotary Piston Meters
Turbine Meters
Stagewise/ Final Inspection
OIML R 137-1 & 2: Edition 2012 (E) including Amendment 2014
EN 14236:2018
EN 16314: 2013
EN 17526: 2021 +A1:2025
EN 12480: 2018
EN 12261:2024
EN 12405-1: 2021
IS 15673: 2006
RA:2022
IS 15676: 2006
RA:2022
Gas Meters Part 1: Metrological and technical requirements
Part 2: Metrological controls and performance testsUltrasonic Domestic Gas Meters
Gas meters — Additional functionalities
Thermal-mass flow-meter based gas meter
Rotary Positive Displacement Gas Meters
Turbine Gas meters
Gas meters – Conversion devices – Part 1: Volume conversionFlow Measurement of Natural Gas by Rotary Piston Meters
Flow measurement of natural gas by turbine meter
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