Cal. Welf. & Inst. Code § 14087.54
(b)
(3) In addition to the authority specified in paragraph (1), the board of supervisors may, by ordinance, authorize the commission established pursuant to this section to provide health care delivery systems for any or all of the following persons:
(7) Any material, provided to a person described in subparagraph (A) or (B) of paragraph (3) who is dually eligible to receive medical benefits under both the Medi-Cal program and the Medicare Program, regarding the enrollment or availability of enrollment in Medicare services established by the commission shall include notice of all of the following information in the following format: