2023 North Dakota Code 44-08-01 – Competitive purchasing required

2022 North Dakota Code 44-08-01 – Preference to North Dakota bidders, sellers, and contractors

2021 North Dakota Code 44-08-01 – Preference to North Dakota bidders, sellers, and contractors

2019 North Dakota Code 44-08-01 – Preference to North Dakota bidders, sellers, and contractors

2016 North Dakota Code 44-08-01 – Preference to North Dakota bidders, sellers, and contractors

2014 North Dakota Code 44-08-01 – Preference to North Dakota bidders, sellers, and contractors

2009 North Dakota Code 44-08-01 – Preference to North Dakota bidders, sellers, and contractors