You are not obliged to get an Enhanced or REAL ID but starting in October 2020, if you have a Standard license, you will not be allowed board a domestic flight unless you have your passport
What if I recently caused an accident? And if I do not respond to the notice of noncompliance and license downgrade?
Your driver's license might be suspended depending on the circumstances.
Do you also know about this DMV Electronic Reminders program, can you tell me where to go to sign up?