That's what ironclad primary source Wikipedia said. 🤣 It probably was earlier, but I remember it passing while Bottletree was still open. Even though they never allowed smoking indoors, they did have to change their outdoor area to comply with the "not within so much distance of a entrance" thing.

It was 2012: abc3340.com/archive/smok...

Smoking Ban Begins June 1st

Starting June 1st, the magic city will snuff out smoking in many places. The new smoking ban will put restrictions on "where" people can light-up.

bham wiki or regular 🤣 maybe it got tighter later, but i remember what a revelation it was to be able to go to a smoke free place