Iowa Senate Bill SF2305

Iowa 2025-2026 Regular Session

• Introduced: 2/12/26
• Refer: 2/12/26

Caption

A bill for an act regulating the application of manure originating from an animal feeding operation, and making penalties applicable.

Impact

The bill includes guidelines for the Department of Natural Resources (DNR) to create rules governing manure application from AFOs. Key stipulations require that manure, whether from confinement operations or open feedlot operations, must be injected or incorporated into the soil within 24 hours of application. An assessment of the phosphorus index rating of the fields at the time of application is also mandated, which is likely to affect how farmers manage their land and adhere to environmental protections.

Summary

Senate File 2305 aims to regulate the application of manure originating from animal feeding operations (AFOs) in Iowa. This bill introduces provisions determining when and how manure can be applied in agricultural settings, particularly focusing on circumstances involving saturated, snow-covered, or frozen ground. It stipulates that under most conditions, manure application on such terrains is prohibited, but allows for exceptions in cases of emergencies where unforeseen circumstances affect manure storage. This framework is a part of an effort to minimize the environmental impacts associated with manure runoff, thereby reinforcing pollution control measures.

Contention

Notably, there is potential contention regarding the definition of emergency circumstances under which exceptions to the application prohibitions would apply. Critics may argue that the bill could allow for misuse of this provision. Additionally, concerns may arise about the applicability of restrictions on liquid manure originating from newly constructed or expanded facilities, as these operations could face significant operational challenges. The balancing of agricultural efficiency against environmental responsibility remains at the heart of the debates surrounding this legislation.