Rule Amendments
| Title of Amendment | Effective Date |
| Mainboard Rules | |
| Amendments to Listing Rules for Secondary Fund Raising issued on 9 December 2010; Effective from 1 January 2011 | 1 January 20111 January 2011 |
| Guide to Sustainability for Listed Companies | 27 June 201127 June 2011 |
| Introduction of new Practice Note 3.1 and amendment of Practice Note 5.1 to improve product disclosure for structured warrants, debentures and funds | 1 August 20111 August 2011 |
| Amendments to SGX-ST Rule Practice Note 8.2.1, Listing Mainboard Rules Practice Note 13.1, Listing Catalist Rules Practice Note 13A | 1 August 20111 August 2011 |
| Amendments to Listing Rules to Strengthen Corporate Governance and Foster Greater Disclosure | 29 September 201129 September 2011 |
| Catalist Rules | |
| Amendments to Catalist Listing Rules for Secondary Fund Raising issued on 9 December 2010 | 1 January 20111 January 2011 |
| Amendments to Catalist Listing Rules for mineral, oil and gas companies on 18 January 2011 | 1 February 20111 February 2011 |
| Guide to Sustainability for Listed Companies | 27 June 201127 June 2011 |
| Amendments to SGX-ST Rule Practice Note 8.2.1, Listing Mainboard Rules Practice Note 13.1, Listing Catalist Rules Practice Note 13A | 1 August 20111 August 2011 |
| Amendments to Catalist Rules to align with Equivalent Rules on the Mainboard | 29 September 201129 September 2011 |
| Amendments to Catalist Rules to Strengthen Corporate Governance and Foster Greater Disclosure | 29 September 201129 September 2011 |
| SGX-ST Trading Rules | |
| Amendment to Chapter 4 on cessation of trading access | 11 January 201111 January 2011 |
| SGX-ST Trading Rule Amendments to implement Composition Fines System and Mandatory Minimum Penalties framework | 16 May 201116 May 2011 |
| Amendments to SGX-ST Rule 8.3.3 | 4 July 20114 July 2011 |
| New SGX-ST Practice Note 8.6 | 4 July 20114 July 2011 |
| Rule Amendments for Quotation of Singapore Government Securities on SGX-ST Globalquote Platform | 8 July 20118 July 2011 |
| Amendments to SGX-ST Rule Practice Note 8.2.1, Listing Mainboard Rules Practice Note 13.1, Listing Catalist Rules Practice Note 13A | 1 August 20111 August 2011 |
| Amendment to Practice Note 8.2.1 – New Algorithm for Computing Equilibrium Price | 15 August 201115 August 2011 |
| Amendment to SGX-ST Trading Rule 8.11.5 | 21 September 201121 September 2011 |
| Amendment to Practice Note 8.2.1 | 26 September 201126 September 2011 |
| CDP Clearing Rules | |
| Amendment to Rule 3 and new Practice Note on Procedures to Suspend Qualification of a Trading Member | 11 January 201111 January 2011 |
| Securities Money Settlement through MEPS+, Rule 6 | 25 February 201125 February 2011 |
| Amendments to CDP Clearing Rules arising from revised CDP Clearing Fund structure, Rules 1, 6, 7 | 3 May 20113 May 2011 |
| CDP Clearing Rule Amendments to implement Composition Fines System and Mandatory Minimum Penalties framework | 16 May 201116 May 2011 |
| Rule Amendments To Align CDP Clearing Rule 6.7.4 (11) With Current Operational Procedures | 15 June 201115 June 2011 |
| DVP Rules | |
| Securities Money Settlement through MEPS+, Rules 1, 2, 5, 7, 8, 10, 11, 15 | 25 February 201125 February 2011 |
| SGX-DT Futures Trading Rules | |
| Amendment to Futures Trading Rule 2 3 2(b) | 24 January 201124 January 2011 |
| Amendments to Regulatory Notice 4.1.11 | 24 January 201124 January 2011 |
| Amendment to Regulatory Notice 4.1.11 | 15 February 201115 February 2011 |
| Amendments to Regulatory Notices 2.6.4 and 4.1.11 to Update Operational Requirements Pursuant to Policy Revision | 2 May 20112 May 2011 |
| SGX-DT Futures Trading Rule Amendments to implement Composition Fines System and Mandatory Minimum Penalties framework | 16 May 201116 May 2011 |
| Amendments to Appendices A & B to FTR Regulatory Notice 4.1.11 | 16 May 201116 May 2011 |
| SGX-DC Clearing Rules | |
| New rules on Clearing Arrangements with Trading Members and new Practice Note, Chapter 2 | 11 January 201111 January 2011 |
| Amendment to Practice Note 7.11.1.2 | 24 January 201124 January 2011 |
| Amendments to Appendix 1 to the Clearing Rules | 28 February 201128 February 2011 |
| SGX-DC Clearing Rule Amendments to implement Composition Fines System and Mandatory Minimum Penalties framework | 16 May 201116 May 2011 |
| Amendments to SGX-DC Clearing Rules Appendix 2 — Contracts of Other Relevant Markets Accepted by the Clearing House | 5 August 20115 August 2011 |
| Addition to Appendix 1 to the SGX-DC Clearing Rules | 5 December 20115 December 2011 |