2024 27 CFR 19.71 – Registration and permits in general

2023 27 CFR 19.71 – Registration and permits in general

2022 27 CFR 19.71 – Registration and permits in general

2021 27 CFR 19.71 – Registration and permits in general

2020 27 CFR 19.71 – Registration and permits in general

2019 27 CFR 19.71 – Registration and permits in general

2016 27 CFR 19.71 – Registration and permits in general

2015 27 CFR 19.71 – Registration and permits in general

2014 27 CFR 19.71 – Registration and permits in general

2010 27 CFR 19.71 – Experimental or research operations by scientific institutions and colleges of learning

2009 27 CFR 19.71 – Experimental or research operations by scientific institutions and colleges of learning