A decentralised ledger using validation by many computers to remain secure.

Electricity Generator

owner of physical power plant electricity generation infrastructure that produces electricity that is measured in kWh. Large utility scale power plants include coal, gas, nuclear, diesel, wind, and solar.

Electricity Meter

the physical meter located at each consumer’s premises that measures and records the amount of electricity generated or consumed in kWh. Examples: EDMI, Landis&Gyr, Intellihub

Electricity Network

the electricity transmission or distribution infrastructure that transmits the electricity from the Electricity Generator to the consumer, ie poles and wires.

Electricity Regulator

government organisation that writes the rules and regulations under which all market participants operate. Examples AER, AEMC.

Energy Traceability

A new class of energy software technology using smart metering data to uniquely match electricity produced with electricity consumed. Importantly, true traceability means the energy is only matched in the same time interval.


Ethereum is an open-source, public, blockchain-based distributed computing platform and operating system featuring smart contract (scripting) functionality.


An existing large player in a particular industry


Independent system operator (AEMO in Australia)


Lifetime Cost of Electricity


A register for recording the finances of a group of accounts.

Meter Provider

company that supplies, installs and maintains the electricity meter at the consumer premises. This is often the Network Operator, but in deregulated markets is often provided by independent third parties. Examples: Metropolis, PlusES

Network Operator

owner and operator of the electricity transmission or distribution infrastructure. Typically, a regulated monopoly, can be privately owned. Examples: Ausgrid, PG&E.


a state of limited competition, in which a market is shared by a small number of producers or sellers.

Peer-to-Peer (P2P)

Energy trading between households or businesses, rather than from a centralised generator or grid company.

Proof of provenance

Proof as to the origins and transactional history of a unit of energy


A company, community or membership organisation promoting or arranging a community energy scheme using the Enosi platform.


An energy consumer with some generation capability such that they may also sell excess energy.

Retail energy license

A license which must be held to engage in the retail sale of energy.


An organisation that markets and sells electricity to end consumers. Examples: Energy Locals, Enova Community Energy, Energy Australia, PG&E, TEPCO.

Smart contract

A program running on the blockchain able to act autonomously on the behalf of a user

Smart Meter

An Electricity Meter that records the electricity in 30 min intervals or less, and is able to transmit this data (typically daily). Examples EDMI, L&G.

Wholesale market

The market for the sale of energy between generators, retailers and very large energy users. In Australia the National Electricity Market (NEM)