How do you appeal an increased post-parking fee?
To appeal an increased post-parking fee, you must apply to the Pay Parking Tribunal (formerly the Paid Parking Complaints Commission or CCSP) within one month of the date shown on the reminder notice:
Or by post, following the instructions at https://tribunal-stationnement-payant.fr/vos-demarches/je-suis-un-particulier/recours-en-papier.