030 CVA Risk: ECVAA Processing


This page outlines the Risk that the ECVAA does not carry out processes correctly, such that output files are inaccurate.

How it relates to you

Parties responsible for risk factors

  • Non-Performance Assurance Parties

Parties responsible for risk controls

  • Non-Performance Assurance Parties

Potential causes

Potential causes, or as they known in the Risk Evaluation Register: Risk Factors are the points of failure that could result in erroneous or estimated data entering Settlement.

Elexon has identified a number of typical failure points related to this risk, parties should note the list is non-exhaustive, and not all risk factors are applicable to every role type.

  • ECVAA sends incorrect Aggregate Energy Contract Volumes to the SAA
  • ECVAA does not manually set the Credit Default Authorisation Flag correctly resulting in incorrect Volume Notification rejection and refusal
  • ECVAA does not manually remove any ECVN/MVRN for a Defaulting Party following BSCCo instruction
  • ECVAA manually enters re-submission values incorrectly

Potential solutions

Parties responsible for operating controls should take note of the information below. This identifies the BSC Sections and Procedures relating the risk.

Review the processes outlined in the following documents and ensure that internal processes match the requirements:

Impact of this risk on the industry

  • Impact: £2.1 Million
  • Upper Impact: £4.21 Million
  • Volatility: High

In order to calculate the impact this risk has on your Party, multiply your market share by the impact as outlined above.

Further information

Risk Evaluation Register sets out further detailed information on the noted controls. Details can be found under Associated Documents. 

Support and training

Operational Support Managers (OSMs) are able to help with further information or training on this risk and associated processes.

Methodology used for this risk

The following documents outline the methodology used to assess the Settlement Risk related to Agent appointments.


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