[header] How to understand the application of penalty fees under the credit card act (usa ) [title] Understand what the new rules mean for your card usage. [step] Penalty fees are capped or constrained under the new rules, to prevent excessive charges from being passed on to you. Penalty fees include late and. 
[substeps] Penalty fees will be capped at $25 for most customers. Penalty fees will not be permitted to be any bigger than the minimum payment due.