3.2.1 The IRB/IEC should consist of a reasonable number of members, who collectively have the qualifications and experience to review and evaluate the science, medical aspects, and ethics of the proposed trial. It is recommended that the IRB/IEC should include:
(a) At least five members.
(b) At least one member whose primary area of interest is in a nonscientific area.
(c) At least one member who is independent of the institution/trial site.
Only those IRB/IEC members who are independent of the investigator and the sponsor of the trial should vote/provide opinion on a trial-related matter.
A list of IRB/IEC members and their qualifications should be maintained.
3.2.2 The IRB/IEC should perform its functions according to written operating procedures, should maintain written records of its activities and minutes of its meetings, and should comply with GCP and with the applicable regulatory requirement(s).
3.2.3 An IRB/IEC should make its decisions at announced meetings at which at least a quorum, as stipulated in its written operating procedures, is present.
3.2.4 Only members who participate in the IRB/IEC review and discussion should vote/provide their opinion and/or advise.
3.2.5 The investigator may provide information on any aspect of the trial, but should not participate in the deliberations of the IRB/IEC or in the vote/opinion of the IRB/IEC.
3.2.6 An IRB/IEC may invite nonmembers with expertise in special areas for assistance.