USDA produces four food plans outlining practical, nutritious diets at successively higher cost levels: the Thrifty, Low-Cost, Moderate-Cost, and Liberal Food Plans. The Thrifty Food Plan serves as the basis for maximum allotments in SNAP.

The WIC Vendor Management Study: 2015 Electronic Benefits Transfer (EBT) Pilot examined compliance with program requirements and rates of violations among WIC EBT vendors in 2015 and tested a method to identify and measure errors that contribute to improper payments in an EBT environment.