Unmetered Operation Information Comprehensive listing of Charge Codes and Switch Regime Codes for all unmetered equipment.

SI 3263 - The Electricity (Unmetered Supply) Regulations 2001 Defines the “500 watt” rule associated with unmetered supplies.

ILE Invest to Save Describes issues and considerations to save carbon & energy when managing public lighting. The original Invest to Save document has been superseded by the CSS SL2 - Invest to Save document also available from this link.