2023 North Dakota Code 61-03-20 – Cooperation with United States geological survey in making topographic maps

2022 North Dakota Code 61-03-20 – Cooperation with United States geological survey in making topographic maps

2021 North Dakota Code 61-03-20 – Cooperation with United States geological survey in making topographic maps

2019 North Dakota Code 61-03-20 – State engineer to cooperate with United States geological survey in making topographic maps

2009 North Dakota Code 61-03-20 – State engineer to cooperate with United States geological survey in making topographic maps