A virgin bull or breeding bull that has tested negative for Trichomoniasis but which has been commingled with cows that come from a known Trichomoniasis infected herd shall not be moved to a herd not known to be infected or commingled with cows from such a herd unless the bull has been tested for Trichomoniasis and has negative test results.
2 Miss. Code. R. 101-2-19-107