California Code, Harbors and Navigation Code - HNC § 445

(a) The Marine Exchange of Los Angeles-Long Beach Harbor, Inc., hereafter referred to as the marine exchange, a corporation organized under the Non-Profit Mutual Benefit Corporation Law, Part 3 (commencing with Section 7110) of Division 2 of Title 1 of the Corporations Code, may operate a vessel traffic service, in cooperation with, and subject to the supervision of, the United States Coast Guard, for the waters of San Pedro Bay, San Pedro Channel, and Santa Monica Bay, within a radius of 25 nautical miles of the Point Fermin Light.  These waters shall be known in this article as the “VTS area.”

(b) This article applies only to the VTS area.