La. Stat. tit. 6 § 969.12
Current with operative changes from the 2024 Third Special Legislative Session
In the case of a precomputed transaction which is unpaid at contractual maturity, the rate of the loan finance charge or the credit service charge for the period beginning as of contractual maturity until payment in full may not exceed the rate of the loan finance charge or the credit service charge previously agreed to by the extender of credit and the consumer at the time the motor vehicle credit transaction was entered into.
La. R.S. § 6:969.12