163A.3  Test within sixty days.
  No person or partnership shall sell or offer for service any breeding swine for breeding purposes unless such breeding swine is accompanied by an official brucellosis test report showing that the breeding swine has been tested by a licensed veterinarian within sixty days of sale or service and found to be negative to the brucellosis test. Such test shall be recognized for one change of ownership or service only within the sixty-day period. Thereafter, a negative test shall be required for each subsequent change of ownership or service.
  If an animal is added to a validated brucellosis-free herd, it must be a negative animal that either comes from another validated brucellosis-free herd or has been negative to at least one brucellosis test, or if required by rules of the department, to two brucellosis tests conducted not less than thirty days nor more than sixty days apart, the last test being within thirty days prior to the introduction of the animal into the herd.
[C62, 66, 71, 73, 75, 77, 79, 81, §163A.3]