This book constitutes the refereed proceedings of the 17th IFIP WG 8.5 International Conference on Electronic Participation, ePart 2026, held in Athnes, Greece, during August/ September 2026.The 27 full papers included in this book were carefully reviewed and selected from 84 submissions. This volume includes papers distributed over the following tracks:• General E-Democracy and e-Participation• Digital Technologies and Sustainable Development• Digital Society• Artificial Intelligence Policy, Governance, and Impact• Governance, Digital Legislation, and Policy• Managing E-Government

This book constitutes the refereed proceedings of the 17th IFIP WG 8.5 International Conference on Electronic Participation, ePart 2026, held in Athnes, Greece, during August/ September 2026.The 27 full papers included in this book were carefully reviewed and selected from 84 submissions. This volume includes papers distributed over the following tracks:• General E-Democracy and e-Participation• Digital Technologies and Sustainable Development• Digital Society• Artificial Intelligence Policy, Governance, and Impact• Governance, Digital Legislation, and Policy• Managing E-Government