States are setting new rules for cash purchases after the U.S. Mint stopped making pennies and the 1-cent coins get scarcer.

As pennies begin to disappear, states are grappling with a "rounding" problem for cash purchases that would have included them in the past.

State lawmakers are preparing retailers and customers for what to do when there are no more 1-cent coins.

Months after the last of the United States' 1-cent coins were pressed, some states are beginning to offer their own 2 cents on the penny problem by setting rounding guidance for cash purchases.

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