Wisconsin Statutes Military Affairs (Ch. 321) § 321.33. Commissions and rank

The governor shall appoint and issue commissions to officers. Every commission shall be signed by the secretary of state and the adjutant general. A commission shall continue unless terminated earlier by resignation, disability, or for cause or unless federal recognition of the officer's commission under 32 USC 323 is refused or withdrawn. Each commissioned officer shall take the oath of office prescribed by article IV, section 28, of the constitution and file it with the department. All commissioned officers shall take rank according to the date assigned them by their commissions, and when 2 of the same grade rank from the same date, their rank shall be determined by length of creditable service in the national guard, and if of equal creditable service then by lot.