Market Settlement and Transfer Solutions (MSATS)
Consumer Administration and Transfer Solution (CATS) and Wholesale, Interconnector, Generator and Sample (WIGS) Procedures
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.
Future effected dated version
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Previous versions
Future effected dated version
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30/05/2023
MSATS Procedures - WIGS v5.51 (Clean)
Effective 30 May 2023
1.59 MB -
30/05/2023
MSATS Procedures - CATS v5.51 (clean)
Effective 30 May 2023
2.57 MB -
20/06/2024
MSATS Procedures - WIGS v5.5 (Clean) (New Template)
Effective 30 May 2023
1.62 MB -
24/02/2023
MSATS Procedures - CATS v5.5 (clean) (New Template)
Effective 30 May 2023
2.62 MB -
30/11/2022
MSATS Procedures WIGS v5.4
Effective 30 May 2023
1.55 MB -
13/02/2023
MSATS Procedures CATS v5.4
Effective 30 May 2023
2.63 MB -
07/11/2022
MSATS Procedures - WIGS v5.31
Effective 7 November 2022
1.52 MB -
07/11/2022
MSATS Procedures - CATS v5.31
Effective 7 November 2022
2.6 MB -
19/08/2022
MSATS Procedures - WIGS v5.1
Effective 1 May 2022
1.18 MB -
20/07/2022
MSATS Procedures - CATS v5.1
Effective 1 May 2022
2.51 MB -
25/10/2021
MSATS Procedures: CATS Procedure principles and obligations v4.921
Effective 24 October 2021
2.49 MB -
01/10/2021
MSATS Procedures: CATS Procedure principles and obligations v4.913
Effective 1 October 2021
2.47 MB -
20/05/2020
MSATS Procedures: CATS Procedure principles and obligations v4.8
Effective 20 May 2020 - 30 Sep 2021
3.29 MB -
17/05/2019
MSATS Procedures CATS Procedure Principles and Obligations v4.7
2.14 MB -
25/10/2021
MSATS Procedures: Procedure for the Management of WIGS NMISs v4.921
Effective 24 October 2021
1.58 MB -
01/10/2021
MSATS Procedures: Procedure for the Management of WIGS NMISs v4.913
Effective 1 October 2021
1.53 MB -
20/05/2020
MSATS Procedures: Procedure for the Management of WIGS NMIs v4.8
Effective 20 May 2020 - 30 Sep 2021
1.84 MB -
17/05/2019
MSATS Procedures Procedure for the Management of WIGS NMIs v4.7
1.26 MB
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NEM Retailer of Last Resort (RoLR) processes
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.
Standing Data for MSATS
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.
Current versions
Future effected dated version
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Previous versions
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04/03/2024
Standing Data for MSATS v5.63 (Clean)
Effective 4 March 2024
1 MB -
04/12/2023
Standing Data for MSATS v5.7
Effective 02 June 2024
1.09 MB -
11/10/2023
Standing Data for MSATS v5.62 (clean)
Effective 04 March 2024
1.06 MB -
01/11/2023
Standing Data for MSATS v5.61 (Clean)
Effective 1 November 2023
1.04 MB -
19/05/2023
Standing Data for MSATS v5.6 (clean)
Effective 01 November 2023
1.07 MB -
25/09/2023
Standing Data for MSATS v5.52 (Final)
Effective 29 September 2023
1.03 MB -
30/05/2023
Standing Data for MSATS v5.51 (Clean)
Effective 30 May 2023
1.11 MB -
15/11/2022
Standing Data for MSATS v5.4
Effective 30 May 2023
1.06 MB -
01/03/2023
Standing Data for MSATS v5.34 (new template)
1.08 MB -
17/04/2023
Standing Data for MSATS v5.35 (clean) (new template)
1.05 MB -
20/12/2022
Standing Data for MSATS v5.33
1.06 MB -
15/11/2022
Standing Data for MSATS v5.32
Effective 7 November 2022
1.04 MB -
20/06/2024
Standing Data for MSATS v5.5 (clean) (new template)
Effective 30 May 2023
1.08 MB
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aseXML
Maps the MSATS Procedures to the aseXML Transactions and Acknowledgements.
MSATS Guides
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).
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01/05/2022
B2B eHub Accreditation v1.4
Effective 1 May 2022
663.2 KB -
11/12/2017
Guide to B2B E-Hub Self-Accreditation v1.01
Effective 7 December 2017
1.75 MB -
05/05/2021
Guide to Enterprise Metering Data Management v1.0
Effective 5 May 2021
576.89 KB -
24/11/2017
Introduction to MSATS v11.0
Effective 22 November 2017
2.16 MB
MSATS Participant Batcher
The Participant Batcher software transfers files from participant environments using FTP from and to the MSATS and B2B participant file servers. It does the entire message acknowledgement and file manipulations as required by the batch file interfaces.
Validation Module
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.
Technical guide to bulk data tool in MSATS
This guide:
- 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.
MSATS CATS Hints and Tips and NMI Discovery
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 History Model
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.
Metering Data Management (MDM) procedures
This document contains details of processes performed by the MDM component of MSATS.
Future effected dated version
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Previous versions
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28/09/2023
MSATS Procedures MDM Procedure v4.41 (Clean)
Effective 1 October 2023
616.83 KB -
24/02/2023
MSATS Procedures - MDM Procedure v4.4 (clean) (new template RM46)
Effective 1 October 2023
609.88 KB -
30/05/2023
MSATS Procedures - MDM Procedure v4.31 (Clean)
Effective 30 May 2023
740.83 KB -
01/05/2022
MSATS Procedures - MDM Procedure v4.3
663.26 KB
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