2024 40 CFR 35.2109 – Step 2 + 3

2023 40 CFR 35.2109 – Step 2 + 3

2022 40 CFR 35.2109 – Step 2 + 3

2021 40 CFR 35.2109 – Step 2 + 3

2020 40 CFR 35.2109 – Step 2 + 3

2019 40 CFR 35.2109 – Step 2 + 3

2016 40 CFR 35.2109 – Step 2 + 3

2015 40 CFR 35.2109 – Step 2 + 3

2014 40 CFR 35.2109 – Step 2+3

2010 40 CFR 35.2109 – Step 2+3

2009 40 CFR 35.2109 – Step 2+3