Training and Guidance

We want to give you the tools to make it easier to operate in the non-household market. View our selection of videos, guidance documents and presentations below.

Market Training Video

If you are new to the water retail market, or simply want to find out more about it and our role as market operator, MOSL's market training will provide you with an overview of the market, the role of key stakeholders and more information about how the market functions, its governance and some of the key services we provide.

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Contract Manager Guidance

We want to give you the tools to make it easier to operate in the non-household market and have put together a Contract Manager Guidance document, along with this webpage to help guide Contract Managers in the non-household market.

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Bilateral Transactions Programme Guidance

Bilaterals Phase 8 training video

Bilaterals Phase 3 training video (13 May 2022)

Bilaterals Phase 2.1, 2 February 22 release video

Bilateral hub User Guide

Bilateral transactions - web portal overview

Bilateral transactions - C1 process training

CMOS Training Videos

CMOS General Training

Reporting Overview

Codes Guidance

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Tariff Timetable 2024-2025

Interim Supply Allocation - Customer Data Reporting Guidance

Adding Estimate Transfer Reads Guidance Document

Guidance on Adding Final estimated meter reads for CPW120

Gap Site Letter Template

Declaration of Customer Payment of Charges Template

Post RF Settling of Primary Charges

Tariff Timetable 2022-2023

Guidance on the Use of Temporary Vacancy

Gap Site Incentive Scheme

Vacancy Incentive Scheme Guidance

Managing Estimated Consumption During Periods of Reduced Consumption Associated with Covid-19

Managing Estimated Consumption using Yearly Volume Estimates

Code Change Process Guidance

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MOSL Change Charter

Change Process Guidance

Data Protection Guidance

Process for Managing Data Subjects Rights Requests

Natural Persons (Personal Data) Classification Guidance Document for GDPR Compliance (Login required)

Market Insight Training

Preserving Leading 0s in .csv files

Intro to the Market Insights page

Switching Dashboard Q&A

Metering Dashboard Q&A

Using PowerBI Dashboards

Market Introduction Guidance

Contract Manager Guidance

CMOS Administration

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USR SPID/SC template

OPS Data Submission User Guide

OPS Data Submission Form Template

Tariff Timetable

Tariff Data Upload Guidance 2023-2024

MVI Batch Template

Guidance for Final meter read following Change of Use

SPID Flows Tradability

Recreating Supply Points Following Erroneous Deregistration

Non-Code Change (NCC) Request Guidance

NCC Change Request Template

FTP Reporting Login Instructions

Agreement Management (Wholesale) Guidance Note

MO Portal User Guide

CMOS, MO Portal and Bilaterals hub Access Proforma

CMOS Training Documents

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CMOS 15.0 Retailer User Manual

CMOS 15.0 Wholesaler User Manual

Viewing and Creating Agreements in CMOS

Reporting Training Student Workbook

Reporting Training Presentation slides

Reporting Training Course Schedule

Remedy Service Management Interface

CMOS 3.0 Reporting User Manual

Content Outline Interface (Wholesale)

Content Outline Interface (Retail)

My MOSL Guidance

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My MOSL Late Payment Guidance

My MOSL User Admin guidance

My MOSL - Gap Site Guidance

QMS Generic Queries User Guide

Submitting an General Query Request

MOSL Partner Account Guide

Submitting an Unplanned Settlement Run Request

Performance Guidance

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2023-24 DTS and Interim allocation opt ins

2022-23 DTS and Interim allocation opt ins

Operational Performance Standards Reporting Guidance

DTS and Interim allocation opt ins

DTS (gap site) allocations

Using Holistic Reporting to Drive Escalation Decisions

Retailer Wholesaler Group (RWG) Guidance

Alignment of Wholesale Tariffs with Retail Price Control Groups

Fixed Meter Charges - Good Practice Guide

Return to Sewer Allowances Customer Guidance

Leak Allowances Customer Guidance

Standardising Meter Location Free Descriptor Good Practice Guide

RWG Complaints MoU

RWG Complaints MoU Certificate

Data Logging Good Practice Guide

Wholesale Charges Good Practice Guide

RWG Activities - MOSL Support

RWG Governance Framework

RWG Governance RFI Consultation responses

Standard Skip Codes and Processes

Emergency Contact Details Template

Emergency Contact Details Good Practice Guide

Unplanned Events Good Practice Guide

Complaints Good Practice Guide

Return to Sewer Allowances Good Practice Guide

Planned Activities Good Practice Guide

Meter Reading Standards Market Guidance

Meter Reading Services Retailer Information Document

Leak Allowances Good Practice Guide

Disconnection for Non-Payment Good Practice Guidance

Trade Effluent Guidance

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Trade Effluent Customer Application Form

Trade Effluent Vacancy Guidance

Guidance on Trade Effluent Charging with no sewerage charges

Environment Agency List of Priority or Hazardous Substances

Trade Effluent Jargon Buster

Trade Effluent Charging Strength Methodology

Trade Effluent Miscellaneous Guidance

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