Rule Amendments
| Title of Amendment | Effective Date |
| Catalist Rules | |
| Enhancements to Continuous Disclosures | 7 February 20207 February 2020 |
| Amendments to the Quarterly Reporting Framework | 7 February 20207 February 2020 |
| Practice Note on Announcement of Dividends and Other Corporate Actions | 7 February 20207 February 2020 |
| Mainboard Rules | |
| Amendments to Regulation of Issue Managers | 10 January 202010 January 2020 |
| Enhancements to Continuous Disclosures | 7 February 20207 February 2020 |
| Amendments to the Quarterly Reporting Framework | 7 February 20207 February 2020 |
| Practice Note on Announcement of Dividends and Other Corporate Actions | 7 February 20207 February 2020 |
| Review of the Tools Used to Deal with Market Manipulation Risk | 1 June 20201 June 2020 |
| Futures Trading Rules | |
| Amendments to Appendix A and Appendix B of Regulatory Notice 4.1.11 of the Futures Trading Rules | 13 January 202013 January 2020 |
| Amendments to Appendix A and Appendix B of Regulatory Notice 4.1.11 of the Futures Trading Rules | 24 February 202024 February 2020 |
| Amendments to Appendix A and Appendix B of Regulatory Notice 4.1.11 and Appendix A to Regulatory Notice 4.1.8 of the Futures Trading Rules | 16 March 202016 March 2020 |
| Amendments to Appendix A and Appendix B of Regulatory Notice 4.1.11 of the Futures Trading Rules | 18 May 2020 |
| Amendments to Regulatory Notice 4.1.11 and its Appendices A and B | 15 June 2020 |
| Amendments to Appendix A and Appendix B of Regulatory Notice 4.1.11 and Appendix A to Regulatory Notice 4.1.8 of the Futures Trading Rules | 20 July 2020 |
| Amendments the Futures Trading Rules in relation to the imposition of position accountability in lieu of position limits | 3 August 2020 |
| Amendments to Regulatory Notice 4.1.11, Appendix A and Appendix B of Regulatory Notice 4.1.11 of the Futures Trading Rules | 3 August 2020 |
| Amendments to Appendix A and Appendix B of Regulatory Notice 4.1.11 of the Futures Trading Rules | 24 August 2020 |
| Amendments to Appendices A and B of Regulatory Notice 4.1.11 and Appendix A to Regulatory Notice 4.1.8 of the Futures Trading Rules | 14 September 2020 |
| Amendments to Appendix A and Appendix B of Regulatory Notice 4.1.11 of the Futures Trading Rules | 1 October 2020 |
| Amendments to Appendix B of Regulatory Notice 4.1.11 of the Futures Trading Rules | 5 October 2020 |
| Amendments to Appendix A and Appendix B of Regulatory Notice 4.1.11 of the Futures Trading Rules | 12 October 2020 |
| Amendments to Appendix A to Regulatory Notice 4.1.8, and Appendix A and Appendix B to Regulatory Notice 4.1.11 of the Futures Trading Rules | 23 November 2020 |
| SGX-DC Clearing Rules | |
| Amendments to the SGX-DC Clearing Rules in relation to Margin Composition | 2 March 20202 March 2020 |
| Amendments to Appendix 1 of the SGX-DC Clearing Rules | 24 February 202024 February 2020 |
| Amendments to Appendix 1 of the SGX-DC Clearing Rules | 18 May 2020 |
| Amendments to Rule 7.13.1 of the SGX-DC Clearing Rules in relation to Settlement Variation for Contracts Traded on the Exchange/Any Relevant or Non-Market Contracts | 8 June 2020 |
| Amendments the SGX-DC Clearing Rules in relation to the imposition of position accountability in lieu of position limits | 3 August 2020 |
| Amendments to Appendix 1 of the SGX-DC Clearing Rules | 3 August 2020 |
| Amendments to Appendix 1 of the SGX-DC Clearing Rules | 28 September 2020 |
| Amendments to Appendix 1 of the SGX-DC Clearing Rules | 1 October 2020 |
| Amendments to Appendix 1 of the SGX-DC Clearing Rules | 14 December 2020 |
| SGX-ST Rules | |
| Amendments to Schedule A of SGX-ST Rules | 15 June 2020 |
| Amendments to SGX-ST Rules Regulatory Notice 8.3 | 9 November 2020 |