under subsection (a) prior to the submission of such final report. (4) Classified annex Any report submitted under this subsection shall be issued in unclassified form but may include a classified annex. 4. Rules and procedures In carrying out its duties under this resolution, the Joint Committee is authorized to— (1) hold such hearings, to sit and act at such places and times within the United States during the sessions, recesses, and adjourned periods of Congress