The electronic identification (EID) requirement for certain classes of cattle and bison is on track to take effect Nov. 5 after years of delays and legal wrangling.

“The classes that require official ID have not changed,” noted Kevin Petersburg, area veterinarian in charge (AVIC) for Iowa at the U.S. Department of Agriculture (USDA), during a recent Iowa Cattlemen’s Association webinar. “And as a reminder, this only applies to animals moving interstate. If the cattle stay in...