Amends the Cook County Forest Preserve District Act and the River Conservancy Districts Act. Makes changes to the competitive bidding thresholds for contracts entered into by River Conservancy Districts or the Cook County Forest Preserve District for supplies, materials, or work. Changes the bid threshold to $60,000 for contracts related to supplies or materials, $30,000 for contracts involving work, or a lower amount for any contract for supplies, materials, or work, if required by board policy. Effective immediately.