I remember when the first big surge in gas prices in 2006-7 came along, where we first saw $1.50 liter gas dudes carried a portable drill and thought nothing of drilling into the plastic or metal gas tanks to get 5 gallons. Jeesus, what insanity.
We finally did away with E testing. It was pointless. But in your case counties around you can't even agree if it should be done. I'm convinced all these different laws are designed to keep us off balance not knowing what the hell is required/legal/safe.