Re-structuring and privatisation of the water and electricity sector requires flows of various commodities between various parties to be properly accounted for at boundary points so that financial transactions can be settled.
The Metering and Data Exchange Code (MDEC) establishes the minimum technical, design and operational criteria relating to equipment specification, quantities measured and data collected and exchanged between parties for the purposes of this financial settlement. Commodities included for measurement within this process are:
- Electricity - between Power Producer and Transmission System Operator and from Transmission System Operator to Distribution Company
- Water - between Water Producer and Transmission System Operator and from Transmission System Operator to Distribution CompanyCompany
- Fuel Oil - between Fuel Oil supplier and Power Producer
- Gas - between Gas supplier and Power Producer
MDEC compliance is an obligation for all sector licensees and the responsibility of TRANSCO to maintain it and audit licensee compliance against it.
The Metering and Data Exchange Code obligates TRANSCO to establish and maintain a panel. This panel is a standing body of licensee representatives mandated to carry out the following functions:
standing body of licensee representatives mandated to carry out the following functions:
a) Keep the Code and its working under review;
Membership of the Panel consists of:
b) Review all suggestions for amendments to the Code which the Bureau or any User may wish to submit to TRANSCO for consideration by the Panel from time to time;
c) Publish recommendations as to amendments to the Code that TRANSCO or the Panel feels are necessary or desirable and the reasons for the recommendations;
d) Procure and publish procedures supporting the Code implementation.
e) Issue guidance in relation to the Metering and Data Exchange Code and its implementation, performance and interpretation when asked to do so by any member;
f) Take due account of Power and Water Purchase Agreements (PWPAs) and ensure harmonisation of requirements and
g) Consider what changes are necessary to the Code arising out of any unforeseen circumstances referred to it by TRANSCO.
a) a Chairman and up to 3 members appointed by TRANSCO
b) a person appointed by the Bureau
c) a person appointed by the Procurer; and
d) the following members:
- 2 persons representing those Production Companies/GENCOs each having Generating Plant with a total Registered Capacity in excess of  MW
- 1 person representing those Production Companies/GENCOs each having Generating Plant with a total Registered Capacity of  MW or less; and
- 2 persons representing the Distribution Companies
Metering and Data Exchange Code