Versions of Iowa Code 455D.13 - Land disposal of used oil and used oil filters prohibited -- collection and recycling on LawServer 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