Rule Amendments
| Title of Amendment | Effective Date |
| Mainboard Rules | |
| 2009 New Listing Rules and Amendments to Heighten Market Efficiency; Effective 24 March 2009 | 24 March 200924 March 2009 |
| SGX-ST Trading Rules | |
| Amendments to SGX-ST Rules Chapter 1 to 2, 4 to 5, 7 to 13, 17, 19, Definitions, Practice Notes 13.4.1 & 19.7.1 | 23 January 200923 January 2009 |
| Amendment to Rule 12.3.4 Joint Account | 14 May 200914 May 2009 |
| New Practice Note 12.3.1, 12.3.4 on Additional Safeguards for Trading by Individuals Above the Age of 18 and Below the Age of 21 Years | 14 May 200914 May 2009 |
| Amendment to SGX-ST Rule 9.4.1 | 20 November 200920 November 2009 |
| CDP Clearing Rules | |
| Amendments to CDP Clearing Rules Chapter 1 & 5 to 11 | 23 January 200923 January 2009 |
| Amendments Arising from the Introduction of Bank Derivatives Trading Members | 25 August 200925 August 2009 |
| Amendments to CDP Clearing Rules 5, 6 & 8 | 20 November 200920 November 2009 |
| SGX-DT Futures Trading Rules | |
| Amendment to Regulatory Notice 4.1.11, Appendix A for JADE TSR20 Futures Contracts | 31 March 200931 March 2009 |
| Amendment to Regulatory Notice 4.1.11 | 6 April 20096 April 2009 |
| Amendments to Regulatory Notice 4.1.11 | 24 June 200924 June 2009 |
| Amendments to Permit the Admission of Banks as Trading Members | 25 August 200925 August 2009 |
| Amendments to FTR for SGXCLEAR, Regulatory Notices 4.1.11 & 3.3.17;3.3.18;3.3.26;3.3.27 | 7 December 20097 December 2009 |
| SGX-DC Clearing Rules | |
| Amendment to Appendix 1 for Iron Ore Swap Contracts | 27 April 200927 April 2009 |
| Amendments Arising from the Introduction of Bank Trading Members, Chapters 2 and 9 | 25 August 200925 August 2009 |
| Amendments arising from the introduction of SGX-SICOM Clearing Arrangement, Chapters 2, 5 - 7, 9, Practice Note 6.07A, Practice Note 7.11.1, Appendix 2 | 1 October 20091 October 2009 |
| Amendment to Practice Note 7.11.1.1 | 23 November 200923 November 2009 |
| Amendment of DC Rule 7.07 | 7 December 20097 December 2009 |