Ad hoc assistance programs that specifically target agricultural producers are occasionally authorized to provide support in the event of natural disasters or unprecedented market conditions. Assistance delivered by the U.S. Department of Agriculture through these programs grew substantially from 2017 to 2021 but then declined in 2022. This report provides an overview of developments in ad hoc assistance programs for agricultural producers implemented between 2017 and 2022, including the event that prompted each program, payment eligibility conditions and calculations, and other program design features as well as an analysis of trends in budgetary expenditures.