Versions of 19 CFR 123.52 - Commercial samples transported by automobile through the United States between ports in Canada on LawServer 2024 19 CFR 123.52 – Commercial samples transported by automobile through the United States between ports in Canada 2023 19 CFR 123.52 – Commercial samples transported by automobile through the United States between ports in Canada 2022 19 CFR 123.52 – Commercial samples transported by automobile through the United States between ports in Canada 2021 19 CFR 123.52 – Commercial samples transported by automobile through the United States between ports in Canada 2020 19 CFR 123.52 – Commercial samples transported by automobile through the United States between ports in Canada 2019 19 CFR 123.52 – Commercial samples transported by automobile through the United States between ports in Canada 2016 19 CFR 123.52 – Commercial samples transported by automobile through the United States between ports in Canada 2015 19 CFR 123.52 – Commercial samples transported by automobile through the United States between ports in Canada 2014 19 CFR 123.52 – Commercial samples transported by automobile through the United States between ports in Canada 2010 19 CFR 123.52 – Commercial samples transported by automobile through the United States between ports in Canada 2009 19 CFR 123.52 – Commercial samples transported by automobile through the United States between ports in Canada