Wisconsin Statutes Municipalities (Ch. 59 to 68) § 63.25. Rules, what to require

(a) For open, competitive examinations and for other examinations by which to test applicants for office or for employment as to their practical fitness to discharge the duties of the positions which they desire to fill, which examinations shall be public and free to all persons with proper limitations as to age, health, and, subject to ss. 111.321, 111.322, and 111.335, arrest and conviction record.

(b) For the filling of vacancies in offices and places of employment in accordance with the results of such examinations, and for the selection of persons for public employment in accordance with such results, or otherwise, as may seem most desirable to carry out ss. 63.18 to 63.53.

(c) For the promotions in offices or positions on the basis of ascertained merit and seniority in service, or by examination, or by both, as may seem desirable.

(d) For a period of probation before an appointment or employment is made permanent. During or at the end of such probationary period the appointment may be terminated by the commissioners after investigation, or the appointing officer or board may terminate same, but in case of termination by the appointing officer or board the commission may, under its general investigative powers, review the circumstances and take such action as may in its judgment seem desirable for the best interests of the service. Nothing herein shall be construed to confer on any officer or employee a right of appeal as provided in s. 63.43 during or at the end of the probationary period.