2024 19 CFR 151.52 – Sampling procedures

2023 19 CFR 151.52 – Sampling procedures

2022 19 CFR 151.52 – Sampling procedures

2021 19 CFR 151.52 – Sampling procedures

2020 19 CFR 151.52 – Sampling procedures

2019 19 CFR 151.52 – Sampling procedures

2016 19 CFR 151.52 – Sampling procedures

2015 19 CFR 151.52 – Sampling procedures

2014 19 CFR 151.52 – Sampling procedures