This study is part of a larger FNS effort to ensure WIC program integrity and to comply with the Improper Payments Information Act of 2002 which requires FNS to estimate improper payments in its programs.

This report presents estimated participation rates for 2002 and revised estimates of rates for 1999, 2000, and 2001.

The Prime Vendor Pilot was conducted as part of USDA's Business Process Re-engineering efforts to improve the administration and operation of the Food Distribution Program on Indian Reservations. Under this pilot, USDA partnered with the Department of Defense, which had an existing contract with commercial vendors and distributors.