2024 40 CFR 172.7 – Importation of technical material

2023 40 CFR 172.7 – Importation of technical material

2022 40 CFR 172.7 – Importation of technical material

2021 40 CFR 172.7 – Importation of technical material

2020 40 CFR 172.7 – Importation of technical material

2019 40 CFR 172.7 – Importation of technical material

2016 40 CFR 172.7 – Importation of technical material

2015 40 CFR 172.7 – Importation of technical material

2014 40 CFR 172.7 – Importation of technical material

2010 40 CFR 172.7 – Importation of technical material

2009 40 CFR 172.7 – Importation of technical material