California Code, Education Code - EDC § 66407

(a)(1) The publisher of a textbook, or an agent or employee of the publisher, shall provide a prospective purchaser of the textbook with all of the following:

(2) The publisher shall make the lists required by paragraph (1) available to a prospective purchaser at the commencement of a sales interaction, including, but not necessarily limited to, a sales interaction conducted in person, by telephone, or electronically. The publisher shall also post in a prominent position on its Internet Web site the lists required by paragraph (1).

(1) “Product” means each version, including, but not necessarily limited to, a version in a digital format, of a textbook, or set of textbooks, in a particular subject area, including, but not necessarily limited to, a supplemental item, whether or not the supplemental item is sold separately or together with a textbook.

(2) “Publisher” has the same meaning as defined in subdivision (b) of Section 66406.7.

(3) “Purchaser” means a faculty member of a public or private postsecondary educational institution who selects the textbooks assigned to students.

(4) “Textbook” has the same meaning as defined in subdivision (b) of Section 66406.7.