COM §10504: (a) Damages payable by either party for default, or any other act or omission, including indemnity for loss or diminution of anticipated tax benefits or loss or damage to the lessor’s residual interes

(a) Damages payable by either party for default, or any other act or omission, including indemnity for loss or diminution of anticipated tax benefits or loss or damage to the lessor’s residual interest, may be liquidated in the lease agreement subject to and in compliance with Section 1671 of the Civil Code. (b) If the lease agreement provides for liquidation of damages, and such provision does not comply with subdivision (a), remedy may be had as provided in this division. (c) If the lessor justifiably withholds or stops delivery of goods because of the lessee’s default or insolvency (Section 10525 or 10526), the lessee is entitled to restitution of any amount by which the sum of his or her payments exceeds: (1) The amount to which the lessor is entitled by virtue of terms liquidating the lessor’s damages in accordance with subdivision (a); or (2) In the absence of those terms, 20 percent of the then present value of the total rent the lessee was obligated to pay for the balance of the lease term, or, in the case of a consumer lease, the lesser of such amount or five hundred dollars ($500). (d) A lessee’s right to restitution under subdivision (c) is subject to offset to the extent the lessor establishes: (1) A right to recover damages under the provisions of this division other than subdivision (a); and (2) The amount or value of any benefits received by the lessee directly or indirectly by reason of the lease contract.