MPF Reform - Key Documents

This section contains the MPF Reform programme's key documents. If you have any queries, please email the MPF Reform programme team: mpfreform@mosl.co.uk

BR-MeX

Three new Market Performance Framework metrics relating to Ofwat new Business Customer and Retailer Measure of Experience (BR-MeX) went live on 1 April 2025. For more information, please see the dedicated BR-MeX pages.

Guidance documents

View all

MPF monthly planning update - November 2025 (inc link to recording)

06/11/2025

View Download

MPF monthly planning update - October 2025

09/10/2025

View Download

Transfer Read and Cyclic Read extract changes from 22 September 2025

15/09/2025

View Download

MPF Reform monthly planning update - September 2025

12/09/2025

View Download

CPM058 & CPW149 draft code documents (login required)

View all

CPM058 & CPW149 Market Arrangements Code

05/08/2025

View Download

CPM058 & CPW149 Market Arrangements Code (Release note)

05/08/2025

View Download

CPM058 & CPW149 CSD 0302 (Release note)

05/08/2025

View Download

CPM058 & CPW149 CSD 0302

05/08/2025

View Download

Consultation 5 (February 2025)

View all

MPF Consultation 5: summary of discussions and outcomes following in-person event on 24 April 2025

09/05/2025

View Download

MPF Consultation 5: slide deck from 24 April in-person event

24/04/2025

View Download

MPF Consultation 5: feedback themes and MOSL "minded to" positions

23/04/2025

View Download

MPF Consultation 5: Verbatim responses

17/04/2025

View Download

Consultation 4 (Aug 2024)

View all

MPF Consultation 4 feedback and outcomes

27/09/2024

View Download

Consultation 4 - Detailed Engagement Report (feedback to consultation and MOSL responses)

06/09/2024

View Download

Consultation 4 Verbatim Responses

06/09/2024

View Download

Consultation 4 consultation - high level quantitative results (updated 29 Aug 2024)

29/08/2024

View Download

Consultation 3 (Sept 2023)

View all

MPF Consultation 3 - summary of responses

21/11/2023

View Download

MPF Consultation 3 - detailed responses

21/11/2023

View Download

MPF Reform consultation 3 - Everflow response (xls)

21/11/2023

View Download

MPF Consultation 3 - guidance and response document (Word doc)

06/09/2023

View Download

Consultation 2 (Feb 2023)

View all

Summary of responses to the second MPF Reform consultation

26/05/2023

View Download

MPF Reform consultation 2 responses

26/05/2023

View Download

MPF Consultation 2 webinar notes

06/04/2023

View Download

MPF Reform Consultation questions raised at 29 March drop in session

06/04/2023

View Download

Consultation 1 (Oct 2022)

View all

Prioritised list of activities January 2023

20/01/2023

View Download

Overview of Intervention Types January 2023

20/01/2023

View Download

Market Risks and Issues Tracker draft January 2023

20/01/2023

View Download

Activity & Risk Alignment Matrix January 2023

20/01/2023

View Download

Part A - Governance

View all

Part A (Governance) webinar - slides and recording

28/03/2024

View Download

Part A - Governance consultation webinar pre-reading (updated)

25/03/2024

View Download

Part A (Governance) CPW149a WRC Sch 1 Part 2 Business Terms (see release note)

18/03/2024

View Download

Part A (Governance) WRC Part 4 Market Terms v18.0 (see release note)

18/03/2024

View Download

Part B - Non financial tools

View all

Part B (Non-financial tools) webinar - slides and recording

26/04/2024

View Download

Part B (Non-financial Tools) webinar pre-reading

16/04/2024

View Download

Part B (Non-financial Tools) CPM058 MAC (see release note)

16/04/2024

View Download

Part B (Non-financial Tools) CPW149b CSD 0001 (see release note)

16/04/2024

View Download

Part C - Metrics (KPIs)

View all

Changes to Bilateral Hub to facilitate MPF BR-MeX metrics go live April 2025

26/03/2025

View Download

M01 Cyclic Meter Read - outputs following 21 Nov 24 webinar

02/12/2024

View Download

M01 Cyclic Meter Read - slides and recording from webinar 21 November 2024

22/11/2024

View Download