Wisconsin Statutes Agriculture, Food and Trade Practices (Ch. 91 to 100) § 95.40. Neutralizing tuberculosis test

(1) No person shall use or cause to be used tuberculin or any other agent upon cattle or farm-raised deer, by injection or otherwise, for the purpose of preventing a proper reaction when a tuberculin test is made.

(2) No person shall at any time or in any manner apply tuberculin to any animal except for the purpose of applying a tuberculin test. The result of every such test shall be reported to the department.