Data tables and models

In this section, you can find the latest data table and models for our PR24 final methodology.

Cost adjustment claims

In our PR24 final methodology, we stated we would have an early cost adjustment claim submission and publication in summer 2023. The goal is to provide companies with an opportunity to comment on other companies proposed cost adjustment claims alongside their PR24 business plans.

Cost assessment datasets and guidance

Datasets, including wholesale water and wastewater models, residential retail models, alongside relevant supporting guidance.

Econometric base cost models for PR24

In April 2023, we consulted on our proposed set of econometric models that we intend to use to help set efficient base expenditure allowances at PR24. It includes wholesale water, wastewater network plus, bioresources and residential retail models.