The AEMO Helpdesk is a service provided to registered Gas and Electricity Market Participants to assist with the resolution of operational IT related problems, including installation of, and systems administration support for AEMO supported products. The specific services provided are as follows:

• For the Electricity Market the AEMO helpdesk provides 24 hour, 7 day week assistance for all IT related problems.

• For the Gas Market, specifically the Wholesale Markets (STTM and the Victorian Declared Wholesale Market) and the Retail Markets in Victoria and Queensland AEMO provides a 24 hour, 7 day week assistance for all IT related problems.

For enquires relating to the markets described above telephone 1300 236 600 Option 1 within Australia only (alternatively +61 2 8884 5335), or for business hours responses email: helpdesk@aemo.com.au.

The AEMO Gas Helpdesk is a service offered to gas market participants and interested parties. It offers assistance with queries about the Declared Wholesale Gas Market in Victoria, STTM (Short Term Trading Market) and the retail gas markets in ACT, NSW, QLD, SA and VIC. This helpdesk service operates on Melbourne business hours.

For enquires relating to the gas markets 1300 236 600 Option 2 or email: gas.helpdesk@aemo.com.au

In relation to the Gas Retail Markets that operate in New South Wales, Australian Capital Territory and South Australia, AEMOs outsourced IT services provider LogicaCMG operates a helpdesk to assist with operational IT related production problems during business hours only. For enquires relating to these markets telephone 1800 008 532 or email: gasmarketsystems.au@logica.com