The following words and terms, when used in this chapter, shall have the following meanings, unless the context clearly indicates otherwise: (1) Calfhood Vaccination--Vaccination of female cattle between four and twelve months of age with an approved Brucella vaccine at the appropriate dosage. (2) Card test permit--A permit issued by USDA-APHIS, VS to an authorized person certifying that card test training has been satisfactorily completed at a state-federal laboratory and that the individual is authorized to conduct the card test according to the requirements and standards for authorized personnel and the brucellosis laws and regulations. (3) Discrepancy--Differing result between the card test performed by an authorized person and the card test performed by the state-federal laboratory. (4) Official eartag--A Veterinary Services approved identification eartag that conforms to the nine-character alphanumeric national uniform eartagging system. It uniquely identifies each individual animal. The term includes the orange-colored eartag series used to identify calfhood vaccinates.