This paper reports on the conclusions reached by the Hepatitis Committee of the Brazilian Society of Infectious Diseases in their I Consensus for the Management and Treatment of Hepatitis B. The subjects considered most relevant or controversial among those discussed by the Consensus Group, which met in the city of São Roque on July 21-23, 2006, are summarized in this report. A systematic review on topics related to hepatitis B was carried out and published in the Brazilian Journal of Infectious Diseases. We strongly recommend that readers consult the Proceedings of the Consensus Meeting in which a full, detailed report on the topics discussed is published, whereas in the Consensus, these topics are concisely and objectively summarized.