2024 40 CFR 745.90 – Renovator certification and dust sampling technician certification

2023 40 CFR 745.90 – Renovator certification and dust sampling technician certification

2022 40 CFR 745.90 – Renovator certification and dust sampling technician certification

2021 40 CFR 745.90 – Renovator certification and dust sampling technician certification

2020 40 CFR 745.90 – Renovator certification and dust sampling technician certification

2019 40 CFR 745.90 – Renovator certification and dust sampling technician certification

2016 40 CFR 745.90 – Renovator certification and dust sampling technician certification

2015 40 CFR 745.90 – Renovator certification and dust sampling technician certification

2014 40 CFR 745.90 – Renovator certification and dust sampling technician certification

2010 40 CFR 745.90 – Renovator certification and dust sampling technician certification

2009 40 CFR 745.90 – Renovator certification and dust sampling technician certification