2023 Iowa Code 455D.13 – Land disposal of used oil and used oil filters prohibited — collection and recycling

2022 Iowa Code 455D.13 – Land disposal of used oil and used oil filters prohibited — collection and recycling.

2020 Iowa Code 455D.13 – Land disposal of used oil and used oil filters prohibited — collection and recycling.

2018 Iowa Code 455D.13 – Land disposal of used oil and used oil filters prohibited — collection and recycling.

2016 Iowa Code 455D.13 – Land disposal of used oil and used oil filters prohibited

2014 Iowa Code 455D.13 – Land disposal of used oil and used oil filters prohibited – collection and recycling.

2009 Iowa Code 455D.13 – Land disposal of used oil and used oil filters prohibited — collection and recycling