Indiana HB1222 exempts retention ponds from dam regulations, effective July 1, 2026.

Indiana HB1222 amends the Indiana Code to exempt retention ponds from dam regulations. A retention pond is defined as a manmade basin designed to collect and store surface water in an impervious membrane liner, not connected to a natural river, stream, or lake. The bill also exempts certain small dams from regulation if they are built for erosion control, watering livestock, recreation, or providing a haven or refuge for fish or wildlife, and meet specific size and height criteria. The changes take effect on July 1, 2026.

Indiana HB1222 exempts retention ponds from dam regulations, effective July 1, 2026.

Indiana HB1222 amends the Indiana Code to exempt retention ponds from dam regulations. A retention pond is defined as a manmade basin designed to collect and store surface water in an impervious membrane liner, not connected to a natural river, stream, or lake. The bill also exempts certain small dams from regulation if they are built for erosion control, watering livestock, recreation, or providing a haven or refuge for fish or wildlife, and meet specific size and height criteria. The changes take effect on July 1, 2026.