N.D. Const. art. X, § 10

1. Upon the adoption of this amendment to the Constitution of the State of North Dakota there shall be annually levied by the state of North Dakota one mill upon all of the taxable property within the state of North Dakota which, when collected, shall be covered into the state treasury of the state of North Dakota and placed to the credit of the North Dakota state medical center at the university of North Dakota; said fund shall be expended as the legislature shall direct for the development and maintenance necessary to the efficient operation of the said North Dakota state medical center. 2. This amendment shall be self-executing, but legislation may be enacted to facilitate its operation.