Cal. Welf. & Inst. Code § 4701
(a) “Adequate notice” means a written notice using the form prescribed by the department. The notice shall be in plain, clear, and nontechnical language. The notice shall be provided in the language preferred by the recipient or applicant receiving the notice, and, if appropriate, the authorized representative. The notice shall be sent to the recipient or applicant and, if appropriate, their authorized representative, as specified in Section 4710. The notice shall provide the following information:
(8) Information about the following rights that are available at all steps in the appeals process:
(9) Information about the following rights if a fair hearing is requested:
(11)
(d)
(k) “Mutual consent” means that the recipient or, if appropriate, their authorized representative, agrees with a regional center’s or state operated facility’s proposal to reduce, terminate, or change the services specified in an individual program plan or to deny the initiation of a service or support requested for inclusion in the individual program plan and that agreement is affirmatively documented, subsequent to the regional center’s proposal or denial, in a signed individual program plan, a signed list of services pursuant to subdivision (g) of Section 4646, or other written communication from a recipient or authorized representative affirmatively agreeing to all or part of the regional center’s or state-approved facility’s proposal or denial.
(1) In the absence of written documentation, if the regional center or state-operated facility has a good faith belief that an agreement exists, it shall, within five business days of the agreement, send a letter confirming the agreement to the recipient and, if appropriate, their authorized representative, if any, by standard mail, certified mail, or email at their preference as indicated in their individual program plan. The letter shall include at least all of the following: