https://www.cnbc.com/2017/09/18/wal-mart-to-allow-shoppers-on-food-stamps-to-order-groceries-online.html

Wal-Mart said Tuesday it is removing a hurdle that had long prevented food stamp recipients from using its online grocery shopping platform.

The U.S. Department of Agriculture, which oversees the Supplemental Nutrition Assistance Program, requires that customers using electronic benefits transfer, pay for their purchases at the "actual time and place" of a sale.