(a) Along with the General Counsel's certification referred to in §1603.8(d), the CSB shall maintain a complete transcript or electronic recording adequate to record fully the proceedings of each meeting, or a portion thereof, closed to the public. The CSB may maintain a set of minutes in lieu of such transcript or recording for meetings closed pursuant to §1603.7(i). Such minutes shall fully and clearly describe all matters discussed and shall provide a full and accurate summary of any actions taken, and the reasons therefor, including a description of each of the views expressed on any item and the record of any rollcall vote. All documents considered in connection with any actions shall be identified in such minutes.

(b) The CSB shall maintain a complete verbatim copy of the transcript, a complete copy of the minutes, or a complete electronic recording of each meeting, or a portion thereof, closed to the public for at least two years after such meeting, or until one year after the conclusion of any CSB proceeding with respect to which the meeting, or a portion thereof, was held, whichever occurs later.