Management mechanism refers to the structure and operational mechanism of a management system,which reflects the inner connection, function and operational principle, and actually determines the effectiveness of a management activity. Electronic records management mechanism, as the organizational guarantee for electronic records management, is of great importance to the implementation of management activities. Based on comparing the definitions of electronic records, and electronic records management in the United States’ and China’s polices, this article introduces the related agencies and their respective duties in the American electronic records management mechanism, and then analyses the features of the mechanism, hoping to provide reference for the improvement of the electronic records management mechanism established in China.