2 ms·In Washington you have to show ID to prove you’re over 21, but nothing is scanned.by donarb 8y agoIn Washington you have to show ID to prove you’re over 21, but nothing is scanned.rcw4256 8y agoThe law doesn't require retailers to scan IDs, but many of them do, in my experience.edoceo 8y agoYep, these scans are a forcing function to prevent underage sales, many POS have this feature, maybe even tied to a loyalty program