ASXCLF Energy Derivative Initial Margin …

1 This document provides general information only. This document is not investment or financial product advice. While the information contained in this publication has been prepared with all due care and skill by ASX Limited, the users of the publication must obtain their own independent advice and conduct their own investigations and assessment regarding the information. Australian Securities Exchange (ASX) is a member of the ASX group of companies .This document is made available on the understanding that ASX Limited (ABN 98 008 624 691) and its related bodies corporate and their respective directors, employees, agents, servants and boards accept no responsibility for any person acting on or relying on any opinion, advice or information and disclaim all liability for any loss howsoever caused (including by reason of negligence) and for any errors, omissions, defects or misstatements (whether negligent or otherwise) contained in the publication.

2 The information in this document is subject to change. This document is not a substitute for the relevant ASX 24 Operating Rules and in the case of inconsistency, the ASX 24 Operating Rules prevail. APPENDIX 1 EFFECTIVE DATE 12 JANUARY 2018 Australian Base Quarterly Contracts ASX Code Commodity Name Margin Type Tier Tier Start Tier End Current New Move BN NSW Base Quarterly Load Electricity PSR 1 1 1 16% 31% 15% PSR 2 2 2 10% 16% 6% PSR 3 3 3 7% 10% 3% PSR 4 4 4 7% 8% 1% PSR 5 5 5 7% 8% 1% PSR 6 6 6 7% 8% 1% PSR 7 7 7 7% 7% 0% PSR 8 8 9 7% 7% 0% PSR 9 10 50 7% 7% 0% BQ QLD Base Quarterly Load Electricity PSR 1 1 1 20% 35% 15% PSR 2 2 2 10% 14% 4% PSR 3 3 3 7% 14% 7% PSR 4 4 4 8% 14% 6% PSR 5 5 5 7% 11% 4% PSR 6 6 6 8% 11% 3% PSR 7 7 7 8% 11% 3% PSR 8 8 9 7% 11% 4% PSR 9 10 50 7% 11% 4% BS SA Base Quarterly Load Electricity PSR 1 1 1 16% 18% 2% PSR 2 2 2 11% 16% 5% PSR 3 3 3 12% 15% 3% PSR 4 4 4 8% 12% 4% PSR 5 5 5 8% 8% 0% PSR 6 6 6 8% 8% 0% PSR 7 7 7 8% 8% 0% PSR 8 8 9 8% 8% 0% PSR 9 10 50 8% 8% 0% BV VIC

3 Base Quarterly Load Electricity PSR 1 1 1 13% 17% 4% PSR 2 2 2 12% 17% 5% PSR 3 3 3 10% 17% 7% PSR 4 4 4 8% 12% 4% PSR 5 5 5 8% 11% 3% PSR 6 6 6 8% 11% 3% PSR 7 7 7 9% 11% 2% PSR 8 8 9 8% 11% 3% PSR 9 10 50 8% 11% 3% Australian Base Monthly Contracts ASX Code Commodity Name Margin Type Tier Tier Start Tier End Current New Move EN NSW Base Monthly Load Electricity PSR 1 1 50 15% 46% 31% EQ QLD Base Monthly Load Electricity PSR 1 1 50 15% 39% 24% ES SA Base Monthly Load Electricity PSR 1 1 50 15% 23% 8% EV VIC Base Monthly Load Electricity PSR 1 1 50 15% 38% 23% This document provides general information only. This document is not investment or financial product advice. While the information contained in this publication has been prepared with all due care and skill by ASX Limited, the users of the publication must obtain their own independent advice and conduct their own investigations and assessment regarding the information.

4 Australian Securities Exchange (ASX) is a member of the ASX group of companies .This document is made available on the understanding that ASX Limited (ABN 98 008 624 691) and its related bodies corporate and their respective directors, employees, agents, servants and boards accept no responsibility for any person acting on or relying on any opinion, advice or information and disclaim all liability for any loss howsoever caused (including by reason of negligence) and for any errors, omissions, defects or misstatements (whether negligent or otherwise) contained in the publication. The information in this document is subject to change. This document is not a substitute for the relevant ASX 24 Operating Rules and in the case of inconsistency, the ASX 24 Operating Rules prevail. Australian Strip Contracts ASX Code Commodity Name Margin Type Tier Tier Start Tier End Current New Move HN NSW Base Quarterly Strips PSR 1 1 1 7% 10% 3% PSR 2 2 2 6% 7% 1% PSR 3 3 3 6% 6% 0% PSR 4 4 50 5% 5% 0% PSR 3 3 3 5% 6% 1% HQ QLD Base Quarterly Strips PSR 1 1 1 9% 14% 5% PSR 2 2 2 7% 12% 5% PSR 3 3 3 6% 7% 1% PSR 4 4 4 5% 7% 2% PSR 5 5 50 5% 7% 2% HS SA Base Quarterly Strips PSR 1 1 1 7% 8% 1% PSR 2 2 2 5% 6% 1% PSR 3 3 50 5% 6% 1% HV VIC Base Quarterly Strips PSR 1 1 1 9% 11% 2% PSR 2 2 2 8% 11% 3% PSR 3 3 3 8% 8% 0% PSR 4 4 50 8% 8% 0% Australian Cap Contracts ASX Code Commodity Name Margin Type Tier Tier Start Tier End Current New Move GN NSW Base Load Quarterly Caps PSR 1 1 1 35% 50% 15% PSR 2 2 2 21% 35% 14% PSR 3 3 3 22% 35% 13% PSR 4 4 4 18% 30% 12% PSR 5 5 7 19% 30% 11% PSR 6 8 50 19% 24% 5% GQ QLD Base Load Quarterly

5 Caps PSR 1 1 1 35% 50% 15% PSR 2 2 2 23% 37% 14% PSR 3 3 3 20% 29% 9% PSR 4 4 4 20% 29% 9% PSR 5 5 7 17% 18% 1% PSR 6 8 50 17% 18% 1% GS SA Base Load Quarterly Caps PSR 1 1 1 35% 50% 15% PSR 2 2 2 17% 29% 12% PSR 3 3 3 17% 18% 1% PSR 4 4 4 17% 18% 1% PSR 5 5 7 17% 18% 1% PSR 6 8 50 17% 17% 0% GV VIC Base Load Quarterly Caps PSR 1 1 1 35% 50% 15% PSR 2 2 2 25% 46% 21% PSR 3 3 3 20% 32% 12% PSR 4 4 4 24% 32% 8% PSR 5 5 7 17% 25% 8% PSR 6 8 50 21% 22% 1% This document provides general information only. This document is not investment or financial product advice. While the information contained in this publication has been prepared with all due care and skill by ASX Limited, the users of the publication must obtain their own independent advice and conduct their own investigations and assessment regarding the information. Australian Securities Exchange (ASX) is a member of the ASX group of companies.

6 This document is made available on the understanding that ASX Limited (ABN 98 008 624 691) and its related bodies corporate and their respective directors, employees, agents, servants and boards accept no responsibility for any person acting on or relying on any opinion, advice or information and disclaim all liability for any loss howsoever caused (including by reason of negligence) and for any errors, omissions, defects or misstatements (whether negligent or otherwise) contained in the publication. The information in this document is subject to change. This document is not a substitute for the relevant ASX 24 Operating Rules and in the case of inconsistency, the ASX 24 Operating Rules prevail. Australian Peak Contracts ASX Code Commodity Name Margin Type Tier Tier Start Tier End Current New Move PN NSW Peak Period Electricity PSR 1 1 1 23% 45% 22% PSR 2 2 2 14% 21% 7% PSR 3 3 3 12% 13% 1% PSR 4 4 4 11% 16% 5% PSR 5 5 50 10% 14% 4% PQ QLD Peak Period Electricity PSR 1 1 1 13% 22% 9% PSR 2 2 2 11% 21% 10% PSR 3 3 3 16% 29% 13% PSR 4 4 4 15% 31% 16% PSR 5 5 50 10% 16% 6% PS SA Peak Period Electricity PSR 1 1 1 8% 35% 27% PSR 2 2 3 11% 28% 17% PSR 3 4 50 11% 11% 0% PV VIC Peak Period Electricity PSR 1 1 1 13% 13% 0% PSR 2 2 2 16% 26% 10% PSR 3 3 3 14% 18% 4% PSR 4 4 4 13% 15% 2% PSR 5 5 50 14% 14% 0%