(Image credit: Getty Images) Your trip to the grocery store might soon look different. Proposed bills in several states might change the way that stores are able to use self-checkout lanes. If you're a fan of the speed and convenience these checkouts offer, you might find them subjected to some extra regulations soon. States are implementing new self-checkout rules in an attempt to reduce retail theft. Ohio Senate Bill 415 , introduced in April, would implement several requirements on self-checkouts. If passed, the bill would require stores to offer at least one staffed checkout, have at least one employee supervising each three self-checkouts and limit customers using self-checkouts to 15 items. The Ohio bill is just one example of the broader push to regulate self-checkouts. Across the country, lawmakers are exploring similar measures, including banning alcohol purchases at self-checkout, capping the number of machines stores can operate and tightening oversight of how they’re used.…