1 November 2021
Digital ConferenceGMT (Greenwich Mean Time)

Mark Johnson
Head of Unit at OECD


Mark is Head of Unit at the OECD with 25 years experience in international tax. Currently he has responsibility within the OECD for Country-by-Country reporting, improvements to tax risk assessment processes, the International Compliance Assurance Programme (ICAP) and tax dispute prevention, including for Pillar One of the OECD/G20 solution to address tax challenges arising from the digitalisation of the economy. Over the last 10 years, Mark has led different aspects of the OECD’s work, including combating tax crime and money laundering, addressing harmful tax competition, and Action 4 of the BEPS project to combat base erosion using interest payments and other financial expenses. Prior joining the OECD Mark was an Anti-Avoidance Adviser with Her Majesty’s Revenue and Customs, focusing on anti-avoidance policy and taxation in the banking sector and before that spent over a decade in the private sector in (then) Big Six firms and financial institutions.

Agenda Sessions

  • Keynote Address from the OECD