California Code
ARTICLE 2 - Particular Offenses
Section 17539.6.

17539.6. Any broadcast or print advertisement or notice that contains a 900 number shall be written or spoken in the same language as the language used in a recorded message or by a live operator of the 900 number call.

(Added by Stats. 1992, Ch. 944, Sec. 3. Effective January 1, 1993.)