When a DPN arrives, the 21-day clock starts on the issue date. You must...

https://www.deltabookmarks.win/dpns-move-fast-you-have-21-days-from-the-issue-date-to-act-and-the-strategy

When a DPN arrives, the 21-day clock starts on the issue date. You must identify whether it is a lockdown or non-lockdown penalty to determine the best path. Master these distinctions to guide your clients, so you can triage fast and keep options open.