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Training

  • UN Headquarters
  • Regional
  • Legal Technical Assistance

Regional Training


ECOWAS Regional Training WorkshopThe Treaty Section delivers regional, and occasionally national, training seminars on treaty law and practice upon invitation by Member States. In addition to addressing the depositary practice of the Secretary-General and the registration and publication of treaties in accordance with article 102 of the Charter of the United Nations, these seminars often include specialized sessions on specific conventions deposited with the Secretary General, delivered by the substantive offices dealing with these conventions.

Topics covered include:

  • Introduction to the work of the Treaty Section and the law of treaties;
  • Final clauses to multilateral treaties (participation, entry into force, reservations, amendments, etc.);
  • Practice of the Secretary-General as depositary of multilateral treaties and conditions for the deposit of instruments;
  • Requisites for registration and publication of treaties, under Article 102 of the Charter;
  • Resources of the United Nations Treaty Collection website.

Organized in cooperation with the hosting Government, these training seminars are mainly intended for officials of the ministries of foreign affairs and other ministries, members of the judicial and legislative branches of government, and other interested parties, dealing with treaty law issues as part of their work. The seminars are usually open to participants of a certain region or sub-region, and may be conducted in English, French or Spanish.

Invitations to the regional and national seminars are usually sent by the hosting Government. Information is also provided on this website.

 

2025

    Call for nominations to participate in the Regional Workshop on Treaty Law and Practice for African States, to be held in Addis Ababa, Ethiopia, from 20-22 May 2025. The deadline for registration is 18 April 2025

  •   Note Verbale 
  •   Tentative programme 

2024

12 - 13 November 2024, Singapore (Singapore)

REGIONAL WORKSHOP ON TREATY LAW AND PRACTICE FOR THE ASSOCIATION OF SOUTHEAST ASIAN NATIONS (ASEAN) MEMBER STATES Jointly organized by the Treaty Section of the United Nations Office of Legal Affairs, Singapore, and the Centre for International Law of the National University of Singapore.

  •   Programme [in English]
  •  
27 - 28 June 2024, San Salvador (El Salvador)

REGIONAL WORKSHOP ON TREATY LAW AND PRACTICE FOR MEMBER STATES OF THE CENTRAL AMERICAN INTEGRATION SYSTEM (SICA) Jointly organized by the Treaty Section of the United Nations Office of Legal Affairs and UNITAR, in coordination with the Diplomatic Institute “Doctor José Gustavo Guerrero” of the Ministry of Foreign Affairs of El Salvador.

  •   Programme [in English]

2016

18 - 20 July 2016, Mexico City (Mexico)
  • SEMINAR ON TREATY LAW AND PRACTICE FOR THE REGION OF LATIN AMERICA AND THE CARIBBEAN
  •    Programme [in Spanish]

2015

18 - 20 May 2015, Asunción, Paraguay
  • REGIONAL TRAINING ON TREATY LAW AND PRACTICE AND THE IMPLEMENTATION OF TREATY OBLIGATIONS IN THE LATIN AMERICAN REGION
  •    Programa
  •   Práctica depositaria usulas finales
  •   Reservas y declaraciones en tratados multilaterales.pptx
  •   Registro de tratados
  •   La Convención de Naciones Unidas sobre la Transparencia en los Arbitrajes entre Inversionistas y Estados en el Marco de un Tratado

2014

10 April 2014, Addis Ababa

Jointly hosted by the Ministry of Foreign Affairs, Ethiopia and the Treaty Section of the United Nations Office of Legal Affairs (UNOLA)

Training Materials:
The Law of Treaties
  • REGIONAL TRAINING ON TREATY LAW AND PRACTICE AND THE DOMESTIC IMPLEMENTATION OF TREATY OBLIGATIONS
    •   The Law of Treaties Part 1
    •   The Law of Treaties Part 2
    •  
10 – 14 February,2014 Lesotho

Jointly hosted by the Ministry of Foreign Affairs and International Relations of the Kingdom of Lesotho in collaboration with the Treaty Section of the United Nations Office of Legal Affairs (UNOLA), United Nations Office on Drugs and Crimes (UNODC), and Office of The High Commissioner for Human Rights (OHCHR)

Training Materials:
The Law of Treaties
  • REGIONAL TRAINING ON TREATY LAW AND PRACTICE
  •   Programme
    •    Participation in Multilateral Treaties Deposited with the UN Secretary-General
    •    Final Clauses of Multilateral Treaties
    •   Introduction to the Law of Treaties:Contribution of the Treaty Section
    •   Registration Obligations of States under Article 102 of the UN Charter and Publication of Treaties
    •   Reservations and Declarations to Treaties
    •   Introduction to the Law of Treaties and the Work of the Treaty Section, Office of Legal Affairs
    •    Note Verbale
    •    Photo

2013

1–3 July, 2013 Lima, Peru

Jointly hosted by the Ministry of Foreign Affairs, Peru in collaboration with the Treaty Section of the United Nations Office of Legal Affairs (UNOLA)

  • REGIONAL SEMINAR ON THE LAW OF TREATIES
  •   Programme
 
Training Materials:
The Law of Treaties
  •   Las Cláusulas Finales de los Tratados Multilaterales
  •   Convención de las Naciones Unidas contra la Corrupción
  •   Participación en tratados multilaterales depositados en poder del Secretario General
  •   Participación en tratados multilaterales depositados en poder del Secretario General
  •   Reservas a los tratados

2012

26-28 April, 2012 South Sudan
  • REGIONAL SEMINAR ON THE LAW OF TREATIES
 
Training Materials:
The Law of Treaties
  •   Strengthening the Rule of Law: Contribution of the Treaty Section of the Office of Legal Affairs
  •   Multilateral Treaties Deposited with the Secretary-General
  •   Final Clauses of Multilateral Treaties
  •   Registration of Treaties under Article 102 of the Charter of the United Nations

2011

16-17 Nov 2011, Belarus
  • CAPACITY-BUILDING WORKSHOP ON TREATY LAW AND PRACTICE
 
Training Materials:
The Law of Treaties
  •   Multilateral Treaties Deposited with the Secretary-General
  •   Final Clauses of Multilateral Treaties
  •   Introduction to the law of treaties
  •   Registration of Treaties under Article 102 of the
    •    Reservations and Declarations
  •  
1-2 Sept, 2011 Colombia

Jointly hosted by the Ministry of Foreign Affairs and Hosted by the Ministry of Foreign Affairs Organized with the United Nations Office of Legal Affairs, Treaty Section

  • CAPACITY BUILDING WORKSHOP ON TREATY LAW AND PRACTICE AND DOMESTIC IMPLEMENTATION OF TREATY OBLIGATIONS
 
Training Materials:
The Law of Treaties
  •   LAS CLÁUSULAS FINALES DE LOS TRATADOS MULTILATERALES
  •   MECANISMOS DE PROTECCIÓN DE DERECHOS HUMANOS DE NACIONES UNIDAS
  •   Participación en tratados multilaterales depositados en poder del Secretario General
  •   El Registro De Tratados en la Secretaría de la Organización de las Naciones Unidas
  •  

2010

13 - 15 October 2010, Jakarta, Indonesia
  • REGIONAL TRAINING ON TREATY LAW AND PRACTICE AND THE DOMESTIC IMPLEMENTATION OF TREATY OBLIGATIONS

    Jointly hosted by the Ministry of Foreign Affairs, Republic of Indonesia and Asian-African Legal Consultative Organization in collaboration with the Treaty Section of the United Nations Office of Legal Affairs (UNOLA), United Nations Office on Drugs and Crimes (UNODC), and Office of The High Commissioner for Human Rights (OHCHR)

  •   Programme
 
Training Materials:
Registration and Publication workshop:
  •   Introduction to the Law of Treaties and the Work of the Treaty Section, Office of Legal Affairs, including its Website at https://treaties.un.org
  •   The Depositary Practice of the Secretary-General: overview
  •   Depositary Practice of the UN Secretary-General: reservations and declarations
  •   Registration Obligations of States under Article 102 of the UIN Charter and Publication of Treaties, using the UN Treaty Series Database to research State Practice
  •   Regulations to give effect to Article 102 of the UN Charter
  •   The Registration and Publication Requirements: Notes verbales from the Legal Counsel
  •   Website User Guide

2009

13 - 17 October 2009, Wuhan, China
Training Materials:
  • CAPACITY-BUILDING WORKSHOP ON TREATY LAW AND PRACTICE AND THE DOMESTIC IMPLEMENTATION OF TREATY OBLIGATIONS
  •   Programme
  •   Press Statement on the Workshop
  •   Evaluation Report
  •   Photo
  •   Overview of International Treaty Law, the UN OLA and Treaty Section mandates
  •   Registration of Treaties under Article 102 of the UN Charter: Overview and State Responsibility
  •   Registration workshop: Questions and Answers
  •   Depositary Practice of the UN Secretary-General: Overview and How States Participate in Treaties
  •   Depositary workshop materials
  •   Reservations and Declarations in Multilateral Treaties
  •   Reservations and declarations workshop: Questions and Answers
  •   Final clauses to multilateral treaties
  •   The International Human Rights Treaty System (CRC and CEDAW)
  •   Introduction to the Office of the High Commissioner for Human Rights (OHCHR): Mandate, activities, resources available to governments
  •   UN Treaty Collection website: Overview and User Guide

2008

9 - 12 June 2008, Accra, Ghana
  •   Programme
  •   Summary Report
  •   Joint Statement of Recommendations and Conclusions
  •   Photos

2007

28 - 30 May 2007, Ljubljana - Castle Jable, Slovenia (Southeastern Europe/ Western Balkans Region)
  •   Programme
  •   Summary Report
  •   Photos

13 to 15 February 2007, Antalya, Turkey (Regional Workshop for Central Asia and the Caucasus on International Cooperation against Terrorism and Transnational Organized Crime)

  •   Summary Report
30 January - 1 February 2007 (Asian and Pacific Island States, Jakarta, Indonesia)
  •   Final Program
  •   Summary Report
  •   Photos

2006

10 and 12 - 14 July 2006, Monrovia (Liberia)
  •   Press Release
  •   Summary Report
  •   Photos

Monrovia, Liberia, 11 – 14 July 2006
Training Materials:
  •   Multilateral Treaties Deposited with the Secretary-General
    By Bradford C. Smith
  •   Reservations and Declarations
    By Bradford C. Smith
  •   International Treaty Law: The Role of the Office of Legal Affairs, the Sixth Committee and the International Law Commission
    By Bradford C. Smith
  •   Registration of Treaties under Article 102 of the UN Charter and Legal Technical Assistance Offered by the UN Office of Legal Affairs
    By Sherry K. Holbrook
  •   Photos

2005

15 -19 November 2005, Pyongyang (Democratic People's Republic of Korea)
  •   Programme and participants

34 October 2005, Peace Palace, The Hague, Netherlands
Training Materials:
  •   Summary Report
  •   Strengthening the International Rule of Law: Contribution of the Treaty Section of the Office of Legal Affairs
    By Palitha T.B. Kohona, Chief, Treaty Section, OLA
  •   Reservations and Declarations
    By Palitha T.B. Kohona, Chief, Treaty Section, OLA
  •   Multilateral Treaties Deposited with the Secretary-General
    By Bradford Smith, Legal Officer, Treaty Section, OLA
  • Registration under Article 102 of the UN Charter
    By Bradford Smith, Legal Officer, OLA
  •   Depositary Workshop Materials
    By Bradford Smith, Legal Officer, Treaty Section, OLA

17 - 18 January 2005, Switzerland (Geneva), United Nations Economic Commission for Europe, Transport Division, Geneva
  •   Summary Report

UNECE, Geneva, 17 – 18 January 2005
Training Materials:
  •   Strengthening the International Rule of Law: Contribution of the Treaty Section of the Office of Legal Affairs
    By Palitha T.B. Kohona, Chief, Treaty Section, OLA
  •   Reservations and Declarations
    By Palitha T.B. Kohona, Chief, Treaty Section, OLA
  •   Multilateral Treaties Deposited with the Secretary-General
    By Bradford Smith, Legal Officer, Treaty Section, OLA
  •   Treaties in the Field of Transit Transport: Depositary Presentation
    By Palitha T.B. Kohona, Chief, Treaty Section, OLA
  •   Registration under Article 102 of the UN Charter
    By Bradford Smith, Legal Officer, OLA
  •   Registration Workshop
    By Bradford Smith, Legal Officer, Treaty Section, OLA

2004

4 - 5 November 2004 (Hanoi, Viet Nam)
  •   Information Note
  •   Summary Report

26 - 27 October 2004 (Barbados): CARICOM and OLA/UNITAR Regional Seminar on Deposit of Treaty Actions with the Secretary-General and Registration of Treaties
  •   Information Note
  •   Nomination Form
  •   Programme
  •   Summary Report

2003

7 - 9 October 2003 (Vientiane, Lao PDR)
Training Materials:
  •   Programme
  •   Summary Report
  •   International Organizations
    By Palitha T.B. Kohona
  •   Reservations and Declarations
    By Palitha T.B. Kohona
  •   The International Rule of Law, Treaties on Sustainable Development and Compliance
    By Palitha T.B. Kohona
  •   The Registration & Publication of Treaties- An Overview
    By Palitha T.B. Kohona
  •   Treaty Law and Pratice Workshop
    By Bradford Smith
  •   International Law Commission - An Overview
    By Bradford Smith
  •   The Sixth Committee
    By Bradford Smith
  •   The Registration of Treaties and Subsequent Treaty Actions
    By Hanna Dreifeldt

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