Rule Amendments
| Title of Amendment | Effective Date |
| Mainboard Rules | |
| Amendments to Chapter 2 and Practice Note 2.2 - Accounting Standards | 26 March 201826 March 2018 |
| Transitional Practice Note 2 Transitional Arrangements Regarding Accounting Standards | 26 March 201826 March 2018 |
| Dual Class Share Structures | 26 June 201826 June 2018 |
| Amendments to Mainboard Rules - Mineral, Oil and Gas Companies | 23 August 201823 August 2018 |
| Amendments to Mainboard Rules - Code of Corporate Governance | 1 January 20191 January 2019 |
| Transitional Practice Note 3 Transitional Arrangements Regarding Code of Corporate Governance 2018 | 1 January 20191 January 2019 |
| New Practice Note 4.2 — Corporate Governance Requirements for Real Estate Investment Trusts and Business Trusts | 1 January 20191 January 2019 |
| Amendments to Mainboard Rules - Code of Corporate Governance | 1 January 20221 January 2022 |
| Transitional Practice Note 3 Transitional Arrangements Regarding Code of Corporate Governance 2018 | 1 January 20221 January 2022 |
| Catalist Rules | |
| Amendments to Chapter 4 - Accounting Standards | 26 March 201826 March 2018 |
| Transitional Practice Note 1 Transitional Arrangements Regarding Accounting Standards | 26 March 201826 March 2018 |
| Amendments to Catalist Rules - Mineral, Oil and Gas Companies | 23 August 201823 August 2018 |
| Amendments to Catalist Rules - Code of Corporate Governance | 1 January 20191 January 2019 |
| Transitional Practice Note 2 Transitional Arrangements Regarding Code of Corporate Governance 2018 | 1 January 20191 January 2019 |
| Amendments to Catalist Rules - Code of Corporate Governance | 1 January 20221 January 2022 |
| Transitional Practice Note 2 Transitional Arrangements Regarding Code of Corporate Governance 2018 | 1 January 20221 January 2022 |
| SGX-ST Rules | |
| Amendments to the SGX-ST Rules | 1 October 20181 October 2018 |
| Amendments to the SGX-ST Rules | 8 October 20188 October 2018 |
| Amendments pursuant to changes to the securities settlement framework and service enhancements | 10 December 201810 December 2018 |
| Amendments to Schedule A Amendments for PTS 2 | 10 December 201810 December 2018 |
| SGX-DC Clearing Rules | |
| Amendments to Appendix 1 of the Clearing Rules | 9 April 20189 April 2018 |
| Amendments to Appendix 1 of the Clearing Rules | 21 May 201821 May 2018 |
| Amendment to Appendix 2 of the SGX-DC Clearing Rules | 4 June 20184 June 2018 |
| Amendments to Appendix 1 of the Clearing Rules | 23 July 201823 July 2018 |
| Amendments to SGX-DC Clearing Rules | 8 October 20188 October 2018 |
| Amendments to SGX-DC Clearing Rules - Changes to the SGX-DC Clearing Fund | 12 November 201812 November 2018 |
| Amendments to Appendix 1 of the Clearing Rules | 3 December 20183 December 2018 |
| Future Trading Rules | |
| Amendments to Appendix A and Appendix B of Regulatory Notice 4.1.11 of the Futures Trading Rules | 5 February 20185 February 2018 |
| Amendments to Appendix A and Appendix B of Regulatory Notice 4.1.11 of the Futures Trading Rules | 26 March 201826 March 2018 |
| Amendments to Appendix A and Appendix B of Regulatory Notice 4.1.11 of the Futures Trading Rules | 9 April 20189 April 2018 |
| Amendments to Appendix A and Appendix B of Regulatory Notice 4.1.11 of the Futures Trading Rules | 9 April 20189 April 2018 |
| Amendments to Appendix A and Appendix B of Regulatory Notice 4.1.11 of the Futures Trading Rules | 21 May 201821 May 2018 |
| Amendments to Appendix A and Appendix B of Regulatory Notice 4.1.11 of the Futures Trading Rules | 4 June 2018 |
| Amendments to Appendix A and Appendix B of Regulatory Notice 4.1.11 of the Futures Trading Rules | 25 June 201825 June 2018 |
| Amendments to Appendix A and Appendix B of Regulatory Notice 4.1.11 of the Futures Trading Rules | 25 June 201825 June 2018 |
| Amendments to Appendix A and Appendix B of Regulatory Notice 4.1.11 of the Futures Trading Rules | 23 July 201823 July 2018 |
| Amendments to Appendix A and Appendix B of Regulatory Notice 4.1.11 of the Futures Trading Rules | 23 July 201823 July 2018 |
| Amendments to Regulatory Notice 4.1.11 of the Futures Trading Rules | 27 August 201827 August 2018 |
| Amendments to Appendix A of Regulatory Notice 4.1.11 of the Futures Trading Rules | 27 August 201827 August 2018 |
| Amendments to Appendix A and Appendix B of Regulatory Notice 4.1.11 of the Futures Trading Rules | 24 September 201824 September 2018 |
| Amendments to the Futures Trading Rules | 8 October 20188 October 2018 |
| Amendments to Appendix A and Appendix B of Regulatory Notice 4.1.11 of the Futures Trading Rules | 3 December 20183 December 2018 |
| CDP Clearing Rules | |
| Amendments to the CDP Clearing Rules | 8 October 20188 October 2018 |
| Amendments pursuant to changes to the securities settlement framework and service enhancements | 10 December 201810 December 2018 |
| Amendments to Schedule A Amendments for PTS 2 | 10 December 201810 December 2018 |
| DVP Rules | |
| Amendments to the DVP Rules | 8 October 20188 October 2018 |
| CDP Depository Rules | |
| Amendments to the CDP Depository Rules | 8 October 20188 October 2018 |
| CDP Settlement Rules | |
| New CDP Settlement Rules | 10 December 201810 December 2018 |