As used in sections 6621 to 6623 of this title, the term—
(1) “Sergeant at Arms” means the Sergeant at Arms and Doorkeeper of the United States Senate; and
(2) “user” means any Senator, Officer of the Senate, Committee, office, or entity provided telephone equipment and services by the Sergeant at Arms.
(Pub. L. 100–123, § 1, Oct. 5, 1987, 101 Stat. 794.)