This is a summary of expert contributions to the 2020 Dubrovnik Consultation, a summit meeting on regulatory issues, taxation and other perspectives in tobacco harm reduction. This summit was originally planned as a live meeting in Dubrovnik, Croatia in mid-2020, but was postponed due to the global COVID-19 pandemic. The expert contributions to the virtual meetings are summarized in this document. The Dubrovnik Consultation is a unique opportunity to identify areas of intervention in tobacco harm reduction regulation and to enable the Foundation of the Smoke-Free World to prioritize future areas of research.