This chapter shall apply to—

(1) all positions under the Clerk, the Sergeant at Arms, the Chief Administrative Officer, and the Inspector General of the House of Representatives, except the positions of telephone operator and positions on the United States Capitol Police force;

(2) the position of minority pair clerk in the House;

(3) all positions under the House Recording Studio; and

(4) all positions under the House Radio and Television Correspondents’ Gallery and the House Periodical Press Gallery.