Cal. Bus. & Prof. Code § 10241.4

(a) Prior to a borrower becoming obligated on any loan secured by a dwelling that provides for a balloon payment and is otherwise subject to Section 10240, if any agreement includes a promise, representation, or similar undertaking to extend or seek the extension of the term of the loan or refinancing of the loan, and the undertaking is not set forth in the promissory note evidencing the loan or in a rider to that note, the undertaking shall be in writing and the notice required by this section shall be provided to the borrower.
(b) The notice required by subdivision (a), shall state in at least 10-point boldface capitalized type:
“AS THIS LOAN PROVIDES FOR A BALLOON PAYMENT, SEE THE MORTGAGE LOAN DISCLOSURE STATEMENT/GOOD FAITH ESTIMATE FOR IMPORTANT INFORMATION ON BALLOON PAYMENTS. ALSO, REFER TO THE LOAN DOCUMENTS AND THIS EXTENSION AGREEMENT FOR YOUR SPECIFIC RIGHTS AND OBLIGATIONS.”
(c) The notice shall also contain, in at least 10-point boldface capitalized type, either of the following statements depending upon which statement best describes the nature of the undertaking:
1. (1) The lender or noteholder has agreed to an extension, refinancing, or renegotiation of the terms of this loan, and the lender’s or noteholder’s signed agreement is attached (or the notice may describe the method used to furnish that signed document). Transmission by a broker of a lender’s or noteholder’s undertaking or the broker’s representation of that undertaking, pursuant to this section, does not of itself, create or alter any agency or similar relationship between the lender or noteholder and the borrower, or the lender or noteholder and the broker.
2. (2) The broker, ____ (insert name of broker making or arranging the loan), has agreed to use his or her best efforts to obtain a future extension, refinancing, or renegotiation of the loan by the lender or note owner. There can be no assurance or guarantee that the lender or note owner will agree.