When a DPN lands, the 21-day clock starts the moment it’s issued—not when your...

https://dlf-ne.org/how-do-i-spot-a-lockdown-dpn-before-the-client-wastes-money-on-the-wrong-step/

When a DPN lands, the 21-day clock starts the moment it’s issued—not when your client reads it. Understanding the critical distinction between lockdown and non-lockdown penalties is the difference between a manageable situation and personal liability