Market Settlement and Transfer Solutions (MSATS)
The CATS and WIGS procedures apply to registered participants in accordance with the National Electricity Rules (the Rules). They form part of the MSATS procedures mentioned in the Rules clause 7.2.8. The CATS procedures are applicable to NMI (National Metering Identifier) small and large classifications, and the WIGS procedures are applicable to NMI classifications wholesale, interconnector, generator, and sample.
Current version: Effective from 20 May 2020
- MSATS Procedures: CATS Procedure Principles and Obligations v4.8 (3.3 MB, pdf)
- MSATS Procedures: Procedure for the Management of WIGS NMIs v4.8 (1.8 MB, pdf)
The NEM Retailer of Last Resort (RoLR) Processes define the processes that participants and AEMO are required to follow in order to effectively manage market transactions and communicate customer and site information should a RoLR event be invoked within the NEM.
Current version: Effective from 01 December 2017
- NEM RoLR Processes Part A and Part B (1.4 MB, pdf)
- NEM RoLR Processes V1.3 (1.26 MB, pdf)
This document provides a detailed description of the data items populated in the MSATS NMI Standing Data tables. The document contains information on the type of data, a brief description of that data item, and whether the information is mandatory. It is intended as a reference guide to assist participant's building systems and processes to interact with the MSATS system and understand the data.
- Standing Data for MSATS (1.3 MB, pdf)
Information regarding the use of the MSATS system is detailed in the following guides. These guides outline the steps involved in using the Ombudsman Enquiry System and the MSATS Web Portal, including Consumer Administration Transfer Solution (CATS), and Metering Data Management (MDM).
- Technical Guide to MSATS - Dec 2020 (4.2 MB, pdf)
- Guide to MSATS and B2B Terms - Jun 2020 (473 KB, pdf)
- Introduction to MSATS v11.0 - 24 Nov 2017 (2.2 MB, pdf)
- Guide to MSATS Web Portal v12.03 - 13 Oct 2020 (9.96 MB, pdf)
- Guide to User Rights Management - 7 Dec 2020 (1.5 MB, pdf)
- Guide to MSATS B2B v12.00 - 6 Feb 2019 (3.1 MB, pdf)
- Guide to B2B E-Hub Self-Accreditation v1.01 - 11 Dec 2017 (1.8 MB, pdf)
- MSATS Ombudsman Enquiry User Interface Guide - 27 Mar 2019 (1.64 MB, pdf)
The Participant Batcher is sample software for the file interface. The latest software package and documentation are available below.
- Participant Batcher Software v2.0.12 - 20 Mar 2019 (6.2 MB, zip)
- Guide to Participant Batcher Software v4.00 - 20 Mar 2019 (1.6 MB, pdf)
The B2B Validation Module is a validation application participants can embed in their B2B systems allowing them to validate an XML file before it is deployed to the MSATS B2B Web Portal. Download the latest and previous software and guide below.
- Describes the Bulk Data Tool (BDT).
- Shows the relationship between the aseXML data for BDT and the processing of that data.
- Provides a reliable reference for the intended usage of the aseXML elements relevant to the BDT.
- Technical Guide to Bulk Data Tool in MSATS (2 MB, pdf)
This is a detailed technical guide that has been based on the operational experience gained in MSATS to date. It provides hints and tips on how to ensure that requests are successfully loaded into MSATS, and NMI Discovery and other reports, as well as outlining MSATS validations.
- MSATS–CATS Hints and Tips and NMI Discovery (1.25 MB, pdf)
AEMO receives a large number of enquires about how MSATS handles the history of consumer transfers and standing data.
This document is a detailed description of how the MSATS data model is used to manage information that changes over time. It is essential reading, targeted at business analysts and IT support staff in participant business who are involved in managing data interfaces to and from MSATS.
- MSATS CATS History Model (933 KB, pdf)
This document contains details of processes performed by the MDM component of MSATS. The effective date of this procedure is 6 December 2010.
- MSATS Procedures : MDM Procedures v3.3 (667 KB, pdf)