21—64.43 (163) Swine.
	 64.43(1) Brucellosis. All breeding swine four months of age or over moving through a livestock market or offered for sale or sold by the owner by private treaty must:
	  a.   	 Originate from a validated herd, or from a validated brucellosis-free state according to Title 9 CFR as amended effective May 23, 1994, and published in the Federal Register, Vol. 59, No.	77, April 21, 1994, or
	  b.   	 Be proved negative to a brucellosis test conducted within 60 days prior to sale or service and originate from a herd not under quarantine.
All breeding swine showing a positive reaction to a brucellosis test conducted at a livestock market shall be tagged in the left ear with a reactor tag and moved direct to slaughter on permit. The herd of origin shall be placed under quarantine for immediate test. Such quarantine to remain in effect until a complete negative herd test is conducted.
The negative animals from a reactor group disclosed at an auction market can return to the farm of origin under strict quarantine to be tested no sooner than 30 days nor later than 60 days from the date of test.
	 64.43(2) Reserved.
This rule is intended to implement Iowa Code sections 163A.1 and 163A.3.