Updates the Conservation Reserve Enhancement Program (CREP) payment and program rules to make enrollment terms more flexible and to clarify program obligations. It allows sign-up payments to be allocated across multiple years, creates special payment rates when water rights are retired or acreage converts to dryland use, changes some program language from permissive to mandatory, and exempts rental payments under CREP agreements from an existing payment cap.

The changes are focused on how USDA implements and pays for CREP agreements; they affect farmers and landowners who enroll land, water‑rights holders involved in retirement deals, and program administration at USDA. No new appropriation or tax changes are specified in the text provided.