actually “implied consent” laws mean they ARE required to consent to a test.
It is really simple, just like seizure medications, use pot means no DL.
How do they expect inforce it? Do you think that they are going to take everyone who is stopped for a traffic infraction into the station? Are dilated pupils enough to get you pulled into the station?
Ther was a teacher at my son’s high school who used smoke pot on his lunch break, now that will become much more common and there will be little to stop it. The kids actually confronted him about a few times and he just laughed. Public schools are bad enough without high teachers.