An arbitrator to whom a dispute is referred under this subchapter may—

(1) regulate the course of and conduct arbitral hearings;

(2) administer oaths and affirmations;

(3) compel the attendance of witnesses and production of evidence at the hearing under the provisions of section 7 of title 9 only to the extent the agency involved is otherwise authorized by law to do so; and

(4) make awards.

(Added Pub. L. 101–552, § 4(b), Nov. 15, 1990, 104 Stat. 2742, § 588; renumbered § 578, Pub. L. 102–354, § 3(b)(2), Aug. 26, 1992, 106 Stat. 944.)