Versions of Rhode Island General Laws 11-47-8.1. Modification of semi-automatic weapon on LawServer 2023 Rhode Island General Laws 11-47-8.1. Modification of semi-automatic weapon 2022 Rhode Island General Laws 11-47-8.1. Modification of semi-automatic weapon 2020 Rhode Island General Laws 11-47-8.1. Modification of semi-automatic weapon