The average value of property must be determined by averaging the values at the beginning and ending of the tax period but the tax commissioner may require the averaging of monthly values during the tax period if reasonably required to reflect properly the average value of the taxpayer's property.
N.D. Cent. Code § 57-38.1-12
Average value of property
Known as the Uniform Division of Income for Tax Purposes Act
The act spans §§ 57-38.1-01 to 57-38.1-21 (24 sections).
Official source: North Dakota Legislative Branch. Reproduced from public-domain North Dakota statutes; confirm against the official source for the current text. Not legal advice.