California Code, Civil Code - CIV § 3273.27

(a)(1) With respect to a federally backed loan, a person shall not be held liable for a violation of this title if compliance with this title conflicts with the servicing guidelines applicable to the federally backed loan.

(2) Servicing guidelines applicable to a federally backed loan includes servicing guidelines like those issued by the Federal National Mortgage Association (Fannie Mae) and the Federal Home Loan Mortgage Corporation (Freddie Mac), the Single Family Housing Policy Handbook issued by the Federal Housing Administration of the United States Department of Housing and Urban Development, the VA Servicer Handbook issued by the United States Department of Veterans Affairs, or a servicing handbook issued by the Rural Development division of the United States Department of Agriculture, as those guidelines existed on January 13, 2025.