Cal. Ins. Code § 779.33
The use of compensating balances or special deposit accounts in connection, either directly or indirectly, with a credit life insurance program or a credit disability insurance program of a credit institution, whether on a group or an individual basis, is prohibited.
(4) Any other practice which unduly delays receipt of premiums by the insurer on a regular basis, or which is followed by an insurer when the practice involves use of the financial resources of the insurer for the benefit of the credit institution.
The foregoing criteria apply regardless of whether premiums are due the insurer on the single premium in advance system or on the monthly outstanding balance system. Nothing herein shall prevent the insurer from making deposits in a financial institution which are not related to a credit insurance program if it is in fact not related to whether the insurer is the insurer which insures the credit insurance program.
Compensating balances or special deposit accounts include, but not to the exclusion of other types of balances and accounts, the following: