| S/2021/1116 | 30 December 2021 | Counter-Terrorism Committee Executive Directorate | Letter from the President of the Security Council |
| S/2021/1108 | 16 December 2021 | Mandate of the Panel of Experts on Somalia | Letter from the Secretary-General |
| S/2021/1107 | 30 December 2021 | Counter-Terrorism Committee Executive Directorate | Letter from the President of the Security Council |
| S/2021/1099 | 28 December 2021 | The United Nations – African Union Hybrid Operation in Darfur | Letter from the Secretary-General |
| S/2021/1087 | 23 December 2021 | Appointment of Major General (retired) Michael Beary (Ireland) as Head of the United Nations Mission to Support the Hudaydah Agreement | Letter from the President of the Security Council |
| S/2021/1086 | 21 December 2021 | Appointment of Major General (retired) Michael Beary (Ireland) as Head of the United Nations Mission to Support the Hudaydah Agreement | Letter from the Secretary-General |
| S/2021/1083 | 20 December 2021 | Appointment of Ms. Margaret Anne McAuliffe deGuzman (United States of America) as a judge of the International Residual Mechanism for Criminal Tribunals |
Letter from the Secretary-General |
| S/2021/1070 | 17 December 2021 | Cameroon-Nigeria Mixed Commission | Letter from the President of the Security Council |
| S/2021/1069 | 14 December 2021 | Cameroon-Nigeria Mixed Commission | Letter from the Secretary-General |
| S/2021/1065 | 16 December 2021 | International Residual Mechanism for Criminal Tribunals | Letter from the President of the Security Council |
| S/2021/1064 | 13 December 2021 | International Residual Mechanism for Criminal Tribunals | Letter from the Secretary-General |
| S/2021/1026 | 14 December 2021 | Maintenance of international peace and security | Letter from the President of the Security Council |
| S/2021/1013 | 6 December 2021 | Security Council Working Methods (December 2021) | Letter from the President of the Security Council |
| S/2021/1006 | 2 December 2021 | Mandate of the Panel of Experts on the Democratic Republic of the Congo | Letter from the Secretary-General |
| S/2021/966 | 29 November 2021 | Small Arms | Letter from the President of the Security Council |
| S/2021/964 | 19 November 2021 | Appointment of Ms. Caroline Ziadeh (Lebanon) as Special Representative and Head of the United Nations Interim Administration Mission in Kosovo | Letter from the President of the Security Council |
| S/2021/963 | 17 November 2021 | Appointment of Ms. Caroline Ziadeh (Lebanon) as Special Representative and Head of the United Nations Interim Administration Mission in Kosovo | Letter from the Secretary-General |
| S/2021/952 | 18 November 2021 | Maintenance of international peace and security | Letter from the President of the Security Council |
| S/2021/943 | 10 November 2021 | Appointment of Major General Cornelis Johannes Matthijssen (Netherlands) as Force Commander of the United Nations Multidimensional Integrated Stabilization Mission in Mali (MINUSMA) |
Letter from the President of the Security Council |
| S/2021/942 | 5 November 2021 | Appointment of Major General Cornelis Johannes Matthijssen (Netherlands) as Force Commander of the United Nations Multidimensional Integrated Stabilization Mission in Mali (MINUSMA) |
Letter from the Secretary-General |
| S/2021/941 | 10 November 2021 | Maintenance of international peace and security: Cooperation between UN and regional and subregional organizations | Letter from the President of the Security Council |
| S/2021/935 | 10 November 2021 | Maintenance of international peace and security | Letter from the President of the Security Council |
| S/2021/926 | 4 November 2021 | Appointment of Mr. Colin Stewart (Canada) as Special Representative of the Secretary-General and Head of the United Nations Peacekeeping Force in Cyprus (UNFICYP) | Letter from the President of the Security Council |
| S/2021/925 | 1 November 2021 | Appointment of Mr. Colin Stewart (Canada) as Special Representative of the Secretary-General and Head of the United Nations Peacekeeping Force in Cyprus (UNFICYP) | Letter from the Secretary-General |
| S/2021/917 | 22 October 2021 | United Nations Security Council Mission to Mali and Niger - Terms of reference |
Letter from the President of the Security Council |
| S/2021/906 | 28 October 2021 | Appointment of Major General Patrick Gauchat (Switzerland) as the Head of Mission and Chief of Staff of the United Nations Truce Supervision Organization (UNTSO) | Letter from the President of the Security Council |
| S/2021/905 | 25 October 2021 | Appointment of Major General Patrick Gauchat (Switzerland) as the Head of Mission and Chief of Staff of the United Nations Truce Supervision Organization (UNTSO) | Letter from the Secretary-General |
| S/2021/896 | 25 October 2021 | African Union-United Nations Hybrid Operation in Darfur (UNAMID) | Letter from the President of the Security Council |
| S/2021/895 | 21 October 2021 | African Union-United Nations Hybrid Operation in Darfur (UNAMID) | Letter from the Secretary-General |
| S/2021/886 | 25 October 2021 | Women and peace and security | Letter from the President of the Security Council |
| S/2021/884 | 21 October 2021 | The situation in the Middle East, including the Palestinian question | Letter from the President of the Security Council |
| S/2021/876 | 13 October 2021 | Operational support provided by French forces to the United Nations Multidimensional Integrated Stabilization Mission in Mali from 1 March to 1 June 2021 | Letter from the Secretary-General |
| S/2021/871 | 14 October 2021 | Security Sector Reform report extension | Letter from the President of the Security Council |
| S/2021/870 | 14 October 2021 | Security Sector Reform report extension | Letter from the Secretary-General |
| S/2021/868 | 14 October 2021 | Peacebuilding and sustaining peace | Letter from the President of the Security Council |
| S2021/859 | 4 October 2021 | The situation in Somalia (AMISOM) | Letter from the President of the Security Council |
| S/2021/858 | 29 September 2021 | The situation in Somalia (AMISOM) | Letter from the Secretary-General |
| S/2021/852 | 5 October 2021 | Appointment of Mr. Staffan de Mistura as Personal Envoy of the Secretary-General for Western Sahara (MINURSO) | Letter from the President of the Security Council |
| S/2021/851 | 1 October 2021 | Appointment of Mr. Staffan de Mistura as Personal Envoy of the Secretary-General for Western Sahara (MINURSO) | Letter from the Secretary-General |
| S/2021/850 | 4 October 2021 | G-5 Sahel | Letter from the Secretary-General |
| S/2021/815 | 30 September 2021 | Maintenance of international peace and security: Climate and security | Letter from the President of the Security Council |
| S/2021/805 | 19 September 2021 | United Nations Interim Security Force for Abyei (UNISFA) | Letter from the Secretary-General |
| S/2021/797 | 14 September 2021 | Special Tribunal for Lebanon | Letter from the President of the Security Council |
| S/2021/796 | 7 September 2021 | Special Tribunal for Lebanon | Letter from the Secretary-General |
| S/2021/785 | 14 September 2021 | The situation in Afghanistan (UNAMA) | Letter from the President of the Security Council |
| S/2021/783 | 10 September 2021 | United Nations Peacekeeping Operations | Letter from the President of the Security Council |
| S/2021/776 | 3 September 2021 | Security Council Working Methods (September 2021) | Letter from the President of the Security Council |
| S/2021/755 | 26 August 2021 | Appointment of Mr. Alexander Ivanko (Russian Federation) as Special Representative of the Secretary-General for Western Sahara and Head of the United Nations Mission for the Referendum in Western Sahara (MINURSO) | Letter from the President of the Security Council |
| S/2021/754 | 24 August 2021 | Appointment of Mr. Alexander Ivanko (Russian Federation) as Special Representative of the Secretary-General for Western Sahara and Head of the United Nations Mission for the Referendum in Western Sahara (MINURSO) | Letter from the Secretary-General |
| S/2021/738 | 18 August 2021 | Financing of the Residual Special Court for Sierra Leone | Letter from the President of the |
| S/2021/737 | 10 August 2021 | Financing of the Residual Special Court for Sierra Leone | Letter from the Secretary-General |
| S/2021/732 | 20 August 2021 | United Nations peacekeeping operations | Letter from the President of the |
| S/2021/726 | 12 August 2021 | International Residual Mechanism for Criminal Tribunals (IRMCT) | Letter from the Secretary-General |
| S/2021/720 | 6 August 2021 | Mandate of the United Nations Regional Office for Central Africa (UNOCA) | Letter from the President of the Security Council |
| S/2021/719 | 3 August 2021 | Mandate of the United Nations Regional Office for Central Africa (UNOCA) | Letter from the Secretary-General |
| S/2021/709 | 4 August 2021 | Appointment of Mr. Hans Grundberg (Sweden) as Special Envoy for Yemen | Letter from the President of the Security Council |
| S/2021/708 | 4 August 2021 | Appointment of Mr. Hans Grundberg (Sweden) as Special Envoy for Yemen | Letter from the Secretary-General |
| S/2021/707 | 4 August 2021 | The situation in the Middle East | Letter from the Secretary-General |
| S/2021/703 | 3 August 2021 | Security Council working methods (August) | Letter from the President of the Security Council |
| S/2021/695 | 30 July 2021 | Djibouti and Eritrea | Letter from the Secretary-General |
| S/2021/685 | 30 July 2021 | The situation in the Middle East, including the Palestinian question | Letter from the President of the Security Council |
| S/2021/675 | 22 July 2021 | International Residual Mechanism for Criminal Tribunals | Letter from the President of the Security Council |
| S/2021/674 | 14 July 2021 | International Residual Mechanism for Criminal Tribunals | Letter form the Secretary-General |
| S/2021/621 | 1 July 2021 | Maintenance of international peace and security - Cyber security | Letter from the President of the Security Council |
| S/2021/617 | 30 June 2021 | Children and armed conflicts | Letter from the President of the Security Council |
| S/2021/601 | 4 June 2021 | The situation in Afghanistan | Letter from the President of the Security Council |
| S/2021/528 | 3 June 2021 | United Nations Mission to support the Hudayah Agreement (UNMHA) | Letter from the Secretary-General |
| S/2021/526 | 2 June 2021 | Working Group on Children and armed conflicts - South Sudan | Letter from the President of the Security Council |
| S/2021/524 | 1 June 2021 | Security Council Working Methods (June 2021) | Letter from the President of the Security Council |
| S/2021/520 | 1 June 2021 | United Nations Multidimensional Integrated Stabilization Mission in Mali (MINUSMA) | Letter from the President of the Security Council |
| S/2021/518 | 28 May 2021 | Report of the Secretary-General on Sudan and South Sudan | Letter from the President of the Security Council |
| S/2021/516 | 28 May 2021 | The situation in the Middle East (Syria) [Humanitarian and Political] | Letter from the President of the Security Council |
| S/2021/515 | 28 May 2021 | Report of the Secretary-General on Sudan and South Sudan | Letter from the President of the Security Council |
| S/2021/506 | 28 May 2021 | The situation in the Middle East (Syria) [Humanitarian and Political] | Letter from the President of the Security Council |
| S/2021/505 | 27 May 2021 | Protection of civilians and armed conflict | Letter from the President of the Security Council |
| S/2021/501 | 26 May 2021 | Peace Operations | Letter from the President of the Security Council |
| S/2021/498 | 25 May 2021 | The situation in Libya | Letter from the President of the Security Council |
| S/2021/495 | 24 May 2021 | United Nations Integrated Transition Assistance Mission in Sudan (UNITAMS) | Letter from the President of the Security Council |
| S/2021/490 | 21 May 2021 | Peace and security in Africa: addressing root causes of conflict while promoting post-pandemic recovery in Africa | Letter from the President of the Security Council |
| S/2021/484 | 20 May 2021 | Peace and security in Africa - G-5 Sahel | Letter from the President of the Security Council |
| S/2021/483 | 19 May 2021 | The situation in Libya | Letter from the President of the Security Council |
| S/2021/480 | 18 May 2021 | The situation in the Middle East, including the Palestine question | Letter from the President of the Security Council |
| S/2021/474 | 14 May 2021 | The situation concerning Iraq | Letter from the President of the Security Council |
| S/2021/469 | 14 May 2021 | Mandate of the Panel of Experts on Libya | Letter from the Secretary-General |
| S/2021/465 | 14 May 2021 | The situation in the Middle East (Yemen) | Letter from the President of the Security Council |
| S/2021/460 | 12 May 2021 | Investigative Team to Promote Accountability for Crimes Committed by Da'esh/ISIL (UNITAD) | Letter from the President of the Security Council |
| S/2021/458 | 11 May 2021 | Report of the Secretary-General on Sudan and South Sudan (UNISFA) | Letter from the President of the Security Council |
| S/2021/457 | 11 May 2021 | Colombia | Letter from the President of the Security Council |
| S/2021/456 | 11 May 2021 | Maintenance of International peace and security | Letter from the President of the Security Council |
| S/2021/450 | 11 May 2021 | Report of the Secretary-General on Sudan and South Sudan (UNISFA) | Letter from the President of the Security Council |
| S/2021/449 | 11 May 2021 | Colombia | Letter from the President of the Security Council |
| S/2021/446 | 10 May 2021 | The situation in the Middle East (Syria chemical weapon) | Letter from the President of the Security Council |
| S/2021/436 | 6 May 2021 | The situation in Bosnia and Herzegovina | Letter from the President of the Security Council |
| S/2021/435 | 5 May 2021 | Mandate of the Panel of Experts on Yemen | Letter from the Secretary-General |
| S/2021/428 | 3 May 2021 | Security Council Working Methods (May 2021) | Letter from the President of the Security Council |
| S/2021/418 | 30 April 2021 | The situation in the Middle (Syria) | Letter from the President of the Security Council |
| S/2021/415 | 29 April 2021 | Protection of civilians | Letter from the President of the Security Council |
| S/2021/410 | 27 April 2021 | Protection of civilians | Letter from the President of the Security Council |
| S/2021/408 | 28 April 2021 | Report of the Secretary-General on Sudan and South Sudan | Letter from the President of the Security Council |
| S/2021/407 | 27 April 2021 | Protection of civilians | Letter from the President of the Security Council |
| S/2021/401 | 22 April 2021 | Colombia | Letter from the President of the Security Council |
| S/2021/400 | 22 April 2021 | 1540 Committee | Letter from the President of the Security Council |
| S/2021/394 | 21 April 2021 | Cooperation | Letter from the President of the Security Council |
| S/2021/393 | 22 April 2021 | 1540 Committee | Letter from the President of the Security Council |
| S/2021/389 | 21 April 2021 | Appointment of Panel of Experts - Democratic People's Republic of Korea | Letter from the Secretary-General |
| S/2021/385 | 19 April 2021 | Working Group on Children and armed conflicts - Mali | Letter from the President of the Security Council |
| S/2021/384 | 19 April 2021 | Working Group on Children and armed conflits - Democratic Republic of the Congo | Letter from the President of the Security Council |
| S/2021/382 | 16 April 2021 | Mandate of the Panel of Experts on Libya | Letter from the President of the Security Council |
| S/2021/381 | 16 April 2021 | The situation in Libya | Letter from the President of the Security Council |
| S/2021/375 | 16 April 2021 | Women and peace and security | Letter from the President of the Security Council |
| S/2021/374 | 16 April 2021 | Mandate of the Panel of Experts on Libya | Letter from the President of the Security Council |
| S/2021/373 | 16 April 2021 | The situation in Libya | Letter from the President of the Security Council |
| S/2021/372 | 19 April 2021 | The situation in the Middle (Yemen) | Letter from the President of the Security Council |
| S/2021/370 | 15 April 2021 | United Nations Mission in Kosovo | Letter from the President of the Security Council |
| S/2021/360 | 13 April 2021 | Security Council Working Group on Children and Armed Conflict - Nigeria | Letter from the President of the Security Council |
| S/2021/359 | 13 April 2021 | Security Council Working Group on Children and Armed Conflict - Philippines | Letter from the President of the Security Council |
| S/2021/353 | 7 April 2021 | The situation in Libya | Letter from the Secretary-General |
| S/2021/351 | 14 April 2021 | The situation in the Great Lakes | Letter from the President of the Security Council |
| S/2021/346 | 12 April 2021 | Maintenance of international peace and security: Mine action | Letter from the President of the Security Council |
| S/2021/340 | 8 April 2021 | Appointment of Lieutenant General Marcos De Sá Affonso Da Costa (Brazil) as Force Commander of the United Nations Organization Stabilization Mission in the Democratic Republic of the Congo (MONUSCO) | Letter from the President of the Security Council |
| S/2021/339 | 6 April 2021 | Appointment of Lieutenant General Marcos De Sá Affonso Da Costa (Brazil) as Force Commander of the United Nations Organization Stabilization Mission in the Democratic Republic of the Congo (MONUSCO) | Letter from the Secretary-General |
| S/2021/337 | 8 April 2021 | The situation in the Middle East (Syria - Chemical weapon) | Letter from the President of the Security Council |
| S/2021/336 | 8 April 2021 | The situation in Mali | Letter from the President of the Security Council |
| S/2021/334 | 6 April 2021 | Mandate of the Panel of Experts on Yemen | Letter from the Secretary-General |
| S/2021/327 | 1 April 2021 | The situation in Mali | Letter from the Secretary-General |
| S/2021/326 | 1 April 2021 | Security Council Working Methods (April 2021) | Letter from the President of the Security Council |
| S/2021/325 | 1 April 2021 | Committee 1540 | Letter from the President of the Security Council |
| S/2021/323 | 1 April 2021 | The situation in Burundi | Letter from the Secretary-General |
| S/2021/322 | 1 April 2021 | Reports of the Secretary-General on the Sudan and South Sudan | Letter from the Secretary-General |
| S/2021/316 | 1 April 2021 | The situation concerning the Democratic Republic of the Congo | Letter from the President of the Security Council |
| S/2021/315 | 31 March 2021 | The situation in the Middle East (Syria) | Letter from the President of the Security Council |
| S/2021/303 | 26 March 2021 | Mandate of the Panel of Experts on the Democratic People’s Republic of Korea | Letter from the President of the Security Council |
| S/2021/302 | 29 March 2021 | The situation in the Middle East, including the Palestinian question | Letter from the President of the Security Council |
| S/2021/300 | 25 March 2021 | United Nations Multidimensional Integrated Stabilization Mission in Mali (MINUSMA) - Road Map |
Letter from the Secretary-General |
| S/2021/296 | 26 March 2021 | Mandate of the Panel of Experts on the Democratic People’s Republic of Korea | Letter from the President of the Security Council |
| S/2021/294 | 25 March 2021 | Appointment of Ms. Joanna Wronecka (Poland) as the United Nations Special Coordinator for Lebanon | Letter from the President of the Security Council |
| S/2021/293 | 23 March 2021 | Appointment of Ms. Joanna Wronecka (Poland) as the United Nations Special Coordinator for Lebanon | Letter from the Secretary-General |
| S/2021/292 | 26 March 2021 | The situation in Libya | Letter from the President of the Security Council |
| S/2021/291 | 25 March 2021 | The situation in Afghanistan | Letter from the President of the Security Council |
| S/2021/289 | 23 March 2021 | Appointment of Major General Ingrid Gjerde (Norway) as Force Commander of the United Nations Peacekeeping Force in Cyprus | Letter from the President of the Security Council |
| S/2021/288 | 19 March 2021 | Appointment of Major General Ingrid Gjerde (Norway) as Force Commander of the United Nations Peacekeeping Force in Cyprus | |
| S/2021/276 | 18 March 2021 | Appointment of Mr. Annadif Khatir Mahamat Saleh (Chad) as Special Representative for West Africa and the Sahel and Head of the United Nations Office for West Africa and the Sahel (UNOWAS) |
|
| S/2021/275 | 16 March 2021 | Appointment of Mr. Annadif Khatir Mahamat Saleh (Chad) as Special Representative for West Africa and the Sahel and Head of the United Nations Office for West Africa and the Sahel (UNOWAS) |
|
| S/2021/266 | 18 March 2021 | The situation in the Middle East (Yemen) | Letter from the President of the Security Council |
| S/2021/265 | 17 March 2021 | The situation in the Middle East (Syria) [Political] | Letter from the President of the Security Council |
| S/2021/262 | 15 March 2021 | Appointment of Mr. El-Ghassim Wane (Mauritania) as Special Representative and Head of the United Nations Multidimensional Integrated Stabilization Mission in Mali (MINUSMA) | Letter from the President of the Security Council |
| S/2021/261 | 11 March 2021 | Appointment of Mr. El-Ghassim Wane (Mauritania) as Special Representative and Head of the United Nations Multidimensional Integrated Stabilization Mission in Mali (MINUSMA) | Letter from the Secretary-General |
| S/2021/260 | 12 March 2021 | The situation in Somalia (AMISOM) | Letter from the President of the Security Council |
| S/2021/259 | 12 March 2021 | Reports of the Secretary-General on the Sudan and South Sudan | Letter from the President of the Security Council |
| S/2021/258 | 12 March 2021 | The situation in Central African Republic | Letter from the President of the Security Council |
| S/2021/256 | 12 March 2021 | OSCE Chairperson-in-Office | Letter from the President of the Security Council |
| S/2021/255 | 12 March 2021 | The situation in Somalia (AMISOM) | Letter from the President of the Security Council |
| S/2021/254 | 12 March 2021 | Reports of the Secretary-General on the Sudan and South Sudan | Letter from the President of the Security Council |
| S/2021/253 | 12 March 2021 | The situation in Central African Republic | Letter from the President of the Security Council |
| S/2021/251 | 11 March 2021 | Mandate of the Panel of Experts on the Sudan | Letter from the Secretary-General |
| S/2021/250 | 16 March 2021 | Maintenance of international peace and security: Food security | Letter from the President of the Security Council |
| S/2021/246 | 11 March 2021 | United Nations Integrated Transition Assistance Mission in Sudan (UNITAMS) | Letter from the President of the Security Council |
| S/2021/245 | 9 March 2021 | Security Council Working Methods (March 2021) | Letter from the President of the Security Council |
| S/2021/226 | 8 March 2021 | The situation in the Middle East (Syria) [Chemical weapons] |
Letter from the President of the Security Council |
| S/2021/219 | 5 March 2021 | Reports of the Secretary-General on the Sudan and South Sudan | Letter from the President of the Security Council |
| S/2021/218 | 2 March 2021 | The situation in the Middle East, including the Palestinian question | Letter from the President of the Security Council |
| S/2021/207 | 1 March 2021 | The situation in Somalia (751 Committee) | Letter from the President of the Security Council |
| S/2021/206 | 1 March 2021 | The situation in the Middle East (Syria) | Letter from the President of the Security Council |
| S/2021/204 | 26 February 2021 | Maintenance of international peace and security - COVID-19 | Letter from the President of the Security Council |
| S/2021/198 | 25 February 2021 | The situation in Somalia (AMISOM) | Letter from the President of the Security Council |
| S/2021/195 | 26 February 2021 | Maintenance of international peace and security - COVID-19 | Letter from the President of the Security Council |
| S/2021/194 | 25 February 2021 | The situation in the Middle East (Yemen) - 2140 Committee | Letter from the President of the Security Council |
| S/2021/193 | 25 February 2021 | The situation in Somalia (AMISOM) | Letter from the President of the Security Council |
| S/2021/189 | 25 February 2021 | The situation in the Middle East (Yemen) - 2140 Committee | Letter from the President of the Security Council |
| S/2021/188 | 25 February 2021 | The situation in the Somalia | Letter from the President of the Security Council |
| S/2021/187 | 26 February 2021 | The situation in Central African Republic | Letter from the President of the Security Council |
| S/2021/186 | 24 February 2021 | Colombia | Letter from the Secretary-General |
| S/2021/174 | 24 February 2021 | The situation in Burundi | Letter from the President of the Security Council |
| S/2021/173 | 24 February 2021 | The situation in Somalia | Letter from the President of the Security Council |
| S/2021/167 | 22 February 2021 | The situation in the Middle East (Yemen) | Letter from the President of the Security Council |
| S/2021/159 | 15 February 2021 | Letter dated 13 April 2014 from the Permanent Representative of the Russian Federation to the United Nations addressed to the President of the Security Council (S/2014/264) | Letter from the President of the Security Council |
| S/2021/157 | 19 February 2021 | Maintenance of international peace and security: Implementation of resolution 2532 (2020) | Letter from the President of the Security Council |
| S/2021/152 | 18 February 2021 | Special Tribunal for Lebanon | Letter from the President of the Security Council |
| S/2021/150 | 16 February 2021 | Special Tribunal for Lebanon | Letter from the President of the Security Council |
| S/2021/149 | 10 February 2021 | Mandate of the Special Tribunal for Lebanon | Letter from the Secretary-General |
| S/2021/140 | 12 February 2021 | Threats to international peace and security caused by terrorist acts | Letter from the President of the Security Council |
| S/2021/136 | 11 February 2021 | Reports of the Secretary-General on the Sudan and South Sudan | Letter from the President of the Security Council |
| S/2021/131 | 11 February 2021 | Reports of the Secretary-General on the Sudan and South Sudan | Letter from the President of the Security Council |
| S/2021/127 | 10 February 2021 | United Nations Mission in South Sudan - United Nations Multidimensional Integrated Stabilization Mission in the Central African Republic cooperation |
Letter from the President of the Security Council |
| S/2021/126 | 4 February 2021 | United Nations Mission in South Sudan - United Nations Multidimensional Integrated Stabilization Mission in the Central African Republic cooperation |
Letter from the Secretary-General |
| S/2021/110 | 4 February 2021 | Ceasefire monitoring under the auspices of the United Nations in Libya | Letter from the President of the Security Council |
| S/2021/109 | February 2021 | The situation in the Middle East (Syria chemical weapon) | Letter from the President of the Security Council |
| S/2021/106 | 3 February 2021 | Security Council Working Methods (February 2021) | Letter from the President of the Security Council |
| S/2021/100 | 30 January 2021 | Colombia | Letter from the President of the Security Council |
| S/2021/99 | 29 January 2021 | The situation in Cyprus | Letter from the President of the Security Council |
| S/2021/97 | 1 February 2021 | The situation in Libya | Letter from the President of the Security Council |
| S/2021/96 | 29 January 2021 | The situation in Cyprus | Letter from the President of the Security Council |
| S/2021/91 | 28 January 2021 | The situation in the Middle East, including the Palestinian question | Letter from the President of the Security Council |
| S/2021/90 | 27 January 2021 | Maintenance of international peace and security: Follow up on the implementation of resolution 2532 (2020) | Letter from the President of the Security Council |
| S/2021/77 | 25 January 2021 | Colombia | Letter from the President of the Security Council |
| S/2021/76 | 25 January 2021 | Central African Republic | Letter from the President of the Security Council |
| S/2021/75 | 22 January 2021 | The situation in the Middle East (Syria) | Letter from the President of the Security Council |
| S/2021/66 | 20 January 2021 | Cooperation between the UN and regional and subregional organizations (League of Arab States) | Letter from the President of the Security Council |
| S/2021/59 | 15 January 2021 | Appointment of Mr. Ján Kubiš (Slovakia) to the post of Special Envoy on Libya and Head of United Nations Support Mission in Libya (UNSMIL) |
Letter from the President of the Security Council |
| S/2021/58 | 13 January 2021 | Appointment of Mr. Ján Kubiš (Slovakia) to the post of Special Envoy on Libya and Head of United Nations Support Mission in Libya (UNSMIL) |
Letter from the Secretary-General |
| S/2021/56 | 18 January 2021 | The situation in the Middle East (Yemen) | Letter from the President of the Security Council |
| S/2021/50 | 14 January 2021 | Appointment of Mr. Nicholas Haysom (South Africa) as Special Representative and Head of United Nations Mission in South Sudan (UNMISS) | Letter from the President of the Security Council |
| S/2021/49 | 6 January 2021 | Appointment of Mr. Nicholas Haysom (South Africa) as Special Representative and Head of United Nations Mission in South Sudan (UNMISS) | Letter from the Secretary-General |
| S/2021/48 | 14 January 2021 | Threats to international peace and security | Letter from the President of the Security Council |
| S/2021/47 | 15 January 2021 | United Nations Integrated Multidimensional Stabilization Mission in Mali (MINUSMA) | Letter from the President of the Security Council |
| S/2021/43 | 13 January 2021 | Peace consolidation in West Africa | Letter from the President of the Security Council |
| S/2021/38 | 12 January 2021 | United Nations Integrated Multidimensional Stabilization Mission in Mali (MINUSMA) | Letter from the Secretary-General |
| S/2021/35 | 12 January 2021 | Appointment of Ms. Bintou Keita of Guinea as Special Representative for the Democratic Republic of the Congo and Head of the United Nations Organization Stabilization Mission in the Democratic Republic of the Congo (MONUSCO) | Letter from the President of the Security Council |
| S/2021/34 | 5 January 2021 | Appointment of Ms. Bintou Keita of Guinea as Special Representative for the Democratic Republic of the Congo and Head of the United Nations Organization Stabilization Mission in the Democratic Republic of the Congo (MONUSCO) | Letter from the Secretary-General |
| S/2021/27 | 11 January 2021 | Secretary-General's availability for a second mandate | Letter from the Secretary-General |
| S/2021/24 | 8 January 2021 | Maintenance of international peace and security | Letter from the President of the Security Council |
| S/2021/22 | 7 January 2021 | The situation in the Middle East (Syria) | Letter from the President of the Security Council |
| S/2021/21 | 7 January 2021 | Organizational Committee of the Peacebuilding Commission | Letter from the President of the Security Council |
| S/2021/18 | 5 January 2021 | Security Council Working Methods for January 2021 | Letter from the President of the Security Council |
| S/2021/12 | 4 January 2021 | Appointment of Mr. Volker Perthes (Germany) as Special Representative for Sudan and Head of the United Nations Integrated Transition Assistance Mission in Sudan | Letter from the President of the Security Council |
| S/2021/11 | 30 December 2020 | Appointment of Mr. Volker Perthes (Germany) as Special Representative for Sudan and Head of the United Nations Integrated Transition Assistance Mission in Sudan | Letter from the Secretary-General |