Amending the Rules of the House to establish a Classified Information Security Office.

Establishes the House of Representatives Classified Information Security Office to assure protection of classified information in the custody of Members, officers, and employees of the House.

Directs the Office to: (1) assist the Permanent Select Committee on Intelligence in preparing a classified information security manual; (2) receive, transmit, store, and dispose of classified information; (3) assist departments and agencies in processing House requests for access to classified information and in presenting briefings on security procedures; and (4) maintain centralized records identifying officers and employees who have access to classified information.

Requires congressional approval by resolution and recorded vote of the classified information security manual.