Versions of North Dakota Code 49-22.1-16 - Improvement of sites or locations on LawServer 2023 North Dakota Code 49-22.1-16 – Improvement of sites or locations 2022 North Dakota Code 49-22.1-16 – Improvement of sites or locations 2021 North Dakota Code 49-22.1-16 – Improvement of sites or locations 2019 North Dakota Code 49-22.1-16 – Improvement of sites or locations