2023 North Dakota Code 24-03-19 – Research on highway development

2022 North Dakota Code 24-03-19 – Research on highway development

2021 North Dakota Code 24-03-19 – Research on highway development

2019 North Dakota Code 24-03-19 – Research on highway development

2016 North Dakota Code 24-03-19 – Research on highway development

2014 North Dakota Code 24-03-19 – Research on highway development

2009 North Dakota Code 24-03-19 – Research on highway development