TIWB Experts Roundtable and Stakeholders Workshop 2023


TIWB Experts Roundtable and Stakeholders Workshop


TIWB Experts Roundtable
Virtual conference

17 April 2023

TIWB Stakeholders Workshop
Hybrid conference

01-02 June 2023



TIWB Experts Roundtable

13:00-13:15 | Welcome and Introduction
13:15-13:55 | Session 1: TIWB Assistance - Lessons Learnt
13:55-14:50 | Session 2: Thematic Areas (Breakout Groups)
14:50-15:00 | Coffee Break
15:00-15:20 | Session 3: TIWB Tools and Procedures
15:20-15:55 | Session 4: Support from UNDP Country Offices
15:55-16:00 | Wrap-up


The objective of this roundtable discussion was to provide an opportunity for TIWB experts to share experiences and identify best practices in implementation of TIWB programmes. 


*Participation in this roundtable discussion was limited to TIWB experts, by invitation only.


TIWB Stakeholders Workshop

This Stakeholders Workshop brought together tax audit experts, host/partner administrations, regional and international partners, as well as donors. The sessions sought to share experiences from participating stakeholders with the following objectives:

  • discuss best practices in delivering TIWB programmes;
  • share feedback, concerns, and suggestions, in an open and inclusive environment for discussion; 
  • update stakeholders on the advancements made in tax audit, criminal tax investigations, effective use of automatic exchange of information (AEOI), and digitalisation of tax administration programmes;
  • discuss the potential for and implementation of new areas of TIWB assistance, including in the implementation of the Global Corporate Minimum Tax Rules;
  • deliberate on the contribution of TIWB in effective capacity building to foster regional co-operation and international partnerships; and
  • review and establish key action points resulting from the meeting's deliberations and strategise for the upcoming year.


Thursday, 01 June 2023

09:30-10:00 | Welcome and opening remarks
10:00-11:00 | Session 1: Overview of the initiative
11:00-11:15 | Coffee break 
11:15-12:15 | Session 2: Impact of TIWB programmes to date
12:15-13:45 | Lunch
13:45-14:45 | Session 3: TIWB in the context of multilateral co-operation on international tax
14:45-15:30 | Session 4: Digitalisation of tax administrations pilot programmes
15:30-15:45 | Coffee Break
15:45-16:45 | Session 5: TIWB criminal tax investigation and AEOI programmes
16:45-17:00 | Wrap-up Day 1


Welcome and opening remarks

  • Mr. Ben Dickinson - Head of Global Relations and Development Division (GRD), Centre for Tax Policy and Administration (CTPA), Organisation for Economic Co-operation and Development (OECD)


Session 1 Panellists: 

  • Ms. Rusudan Kemularia - Head of TIWB Secretariat, GRD, CTPA, OECD
  • Mr. Ahtesham R. Khan - Head of Tax for Sustainable Development Goals (SDGs), Sustainable Finance Hub (SFH), United Nations Development Programme (UNDP)


Session 2 Panellists:

  • Mr. Paolo Valerio Barbantini – Deputy Director General, Agenzia Entrate, Italy
  • Mr. Lambert Sokpin – Director of Tax Audit and Intelligence, Direction générale des impôts, Benin
  • Rev. Dr. Ammishaddai Owusu-Amoah – Commissioner General, Ghana Revenue Authority
  • Ms. Afaf Ebrahim Ismail – Head of International Tax Department, Egyptian Tax Authority
  • Mr. Robert Luvuuma – Manager, International Tax and Transfer Pricing, Uganda Revenue Authority

Moderated by Ms. Kalale Mambwe, Project Manager, TIWB Secretariat, GRD, CTPA, OECD.


Session 3 Panellists:

  • Mr. José Miguel Arévalo Rengifo – Minister Counselor, Deputy Delegate for OECD Affairs, Embassy of El Salvador
  • Ms. Toril Iren Pedersen – Assistant Director, Head of section for Governance and transparency, Norwegian Agency for Development Cooperation (Norad)
  • Ms. Catherine Lemesle – Secretary-General, Cercle de Réflexion et d’Échange des Dirigeants des Administrations fiscales (CREDAF)
  • Mr. Christophe Waerzeggers – Senior Counsel, International Monetary Fund (IMF)

Moderated by Mr. Ahtesham R. Khan, Head of Tax for SDGs, SFH, UNDP.


Session 4 Panellists:

  • Ms. Paula Mena Solís – Advisor of the SII Digital Transformation Project, Corporate Affairs Division, Internal Revenue Service, Chile
  • Mr. Patrik Lindmark – Business Developer, Swedish Tax Agency
  • Ms. Deborah Lock – Head of International Relations, HM Revenue & Customs, United Kingdom
  • Mr. Dachi Kinkladze – Deputy Head, International Relations Department, Revenue Service of Georgia

Moderated by Mr. Vegard Holmedahl, Adviser, ICA, CTPA, OECD.


Session 5 Panellists:

  • Mr. Nilimesh Baruah – Senior Adviser - Tax and Crime, International Co-operation and Tax Administration Division, CTPA, OECD
  • Mr. Ibrahim Rasheed – Director General, Risk Management and Investigation Department, Maldives Inland Revenue Authority
  • Mr. Datuk Abu Tariq Jamaluddin – Deputy CEO (Compliance), Department of International Taxation, Inland Revenue Board of Malaysia

Moderated by Dr. Rachel Beach, Regional Programme Specialist for Arab States, Tax for SDGs, SFH, UNDP.


Wrap-up Day 1

  • Mr. Ben Dickinson - Head of GRD, CTPA, OECD


Friday, 02 June 2023

09:00-09:05 | Welcome
09:05-09:45 | Session 6: UNP country office support
09:45-10:30 | Session 7: Implementation of the Global Minimum Tax Rules
10:30-10:45 | Coffee Break
10:45-12:15 | Session 8: Building sustainable capacity, including managing the brain drain
12:15-12:30 | Closing remarks and next steps



  • Ms. Marlene Nembhard-Parker - Co-Chair of the Inclusive Framework on BEPS and Deputy Commissioner General of Tax Administration Jamaica, Chair of meeting


Session 6 Panellists: 

  • Ms. Lia Avagyan – Armenia National Coordinator, Tax for SDGs Initiative
  • Mr. Lorenzo Mancini – Economist, UNDP Country Office, Angola
  • Mr. Yaovi Séna Anago – Directeur des Grandes Entreprises, Office Togolais des Recettes
  • Mr. Zoniaina Fitahiana Rakotomalala - Chef du service de pilotage et de la communication, Direction Générale des Impôts, Madagascar

Moderated by Ms. Natalia Pushkareva, Regional Programme Specialist for Eastern Europe and Central Asian Countries, Tax for SDGs, SFH, UNDP.


Session 7 Panellists: 

  • Mr. John Peterson – Acting Head of Division, ICA, CTPA, OECD
  • Mr. Ignatius Mvula – Director, Large and Specialised Taxpayer Office, Direct Taxes, Zambia Revenue Authority
  • Ms. Phensuk Sangasubana – Director, International Tax Affairs Centre, The Revenue Department, Thailand
  • Mr. Mathew Olusanya Gbonjubola – Coordinating Director, Compliance Support Group, Federal Inland Revenue Service, Nigeria
  • Mr. Alpha Ngom – Technical advisor on international taxation to the Director General, Direction générale des impôts et des domaines (DGID), Senegal

Moderated by Mr. Andrew Auerbach, Senior Tax Advisor, GRD, CTPA, OECD.


Session 8 Panellists:

  • Ms. Assemgul Aubakirova – Senior expert of the Specialized Department, State Revenue Committee, Ministry of Finance, Republic of Kazakhstan
  • Ms. Nafisa Sadullayeva – Deputy Head of International Tax Relations Department, Tax Committee under the Ministry of Economy and Finance, Republic of Uzbekistan
  • Mr. Alexandre Lemoine – Head of the International Affairs Department, Delegation for international relations, Direction générale des finances publiques, France
  • Mr. Joseph Stead – Senior Policy Analyst, GRD, CTPA, OECD
  • Ms. Munkhtuul Lkhagvasuren – Head of International Tax Division, Mongolian Tax Administration

Moderated by Mr. Tomas Balco, Senior Advisor, BEPS Capacity Building Team, GRD, CTPA, OECD.


Closing remarks and next steps

  • Ms. Marlene Nembhard-Parker - Co-Chair of the Inclusive Framework on BEPS and Deputy Commissioner General of Tax Administration Jamaica, Chair of meeting




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