Just set the fees to be a % of income + % of net worth. If you want to skip the complexity, making it a % of the current KBB value of the car that earned the ti

Just set the fees to be a % of income + % of net worth. If you want to skip the complexity, making it a % of the current KBB value of the car that earned the ticket will be >99% just. A few rich people driving shitboxes around Midtown to avoid expensive fees sounds like a fine outcome to me.