 after a court decided that judges should defer to federal agencies in interpreting ambiguous parts of statutes. The idea was that if Congress passes a law where something is unclear or there is a gap, it is up to an agency to fill the gap. Now that it has been overturned, the issue of reasonableness will now be argued in a court of law, and a judge will decide if, indeed, RFID tag use in cattle is reasonable. For over 40 years, the Ag Information Network has been providing news and information for the most important individuals.