This document corrects regulations that were published in the Federal Register on September 3, 2019, and March 2, 2020. The rules revised the Agriculture Risk Coverage (ARC) and Price Loss Coverage (PLC) Programs and Noninsured Crop Assistance Program (NAP) to implement changes required by the Agriculture Improvement Act of 2018 (the 2018 Farm Bill). There were errors in three of the definitions in ARC and PLC program rule. The Commodity Credit Corporation (CCC) is also correcting one sentence in the NAP rule.