Measurement for Billing

From Electrical Installation Guide

Billing is the process that allows energy suppliers or their representatives to invoice their customers according to a defined contract, for measured usages or services.

These applications are covered by international, regional or local standards in addition to utility specifications. Regulations such as MID in Europe or NMI M-6 in Australia, LBM-EG-07 in Canada, JJG 596 in China … can apply additionally.

Devices for billing applications are devices with specific legal metrology requirements, and are then subject to specific requirements such as periodic verification (usually every 6 to 10 years) according to local regulations.