Responding to Epidemic Losses and Investing in the Economic Future for Producers Act of 2020 or the RELIEF for Producers Act of 2020 This bill establishes requirements and provides funding for the Department of Agriculture (USDA) to make payments to livestock and poultry producers to offset losses related to the intentional depopulation of livestock and poultry due to insufficient access to meat or poultry processing during the COVID-19 public health emergency. The bill also provides additional funding to USDA for animal disease prevention and management programs.