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Monday, 21 October 2013 10:18

Ofwat publishes financial model to assess companies' AMP6 business plans

Water regulator Ofwat has developed a financial model to help it assess the water companies' AMP6 business plans as part of the PR14 price review.

The three main purposes of the financial model are:

  • To determine the wholesale price controls
  •  To calculate the revenues arising from the  retail price controls; and
  •  To help assess financeability of the appointee.

Ofwat said the model has been built for and is intended to be primariliry used by Ofwat staff management. However, the regulator said it has published the model now to share its approach, and to enable companies to use it – if they wish – before they submit their business plans. However, the model is still subject to review and may be subject to change.

 Ofwat has published the following three separate documents:

PR14 financial model

PR14 financial model rulebook

PR14 financial model user guide

The rule book explains the principles adopted in the financial model that Ofwat will use to conduct the risk-based review of business plans, to assess financeability at the appointee level of a company, to determine price controls for wholesale water and wastewater services and to determine the retail price controls.

Stakeholders are being invited to submit any comments on the financial model to This e-mail address is being protected from spambots. You need JavaScript enabled to view it , while water companies are being asked to contact their portfolio leads. The closing date for responses is 8 November – however, if any of the companies is unable to respond by the 8 November they can still submit details of any variances between the Ofwat model (version 1) and their own model with their business plans.

The regulator is proposing to issue an update of the model during December, following review and receipt of any comments on the model.

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