Idaho Catalytic Converter Laws
Selling Scrap Converters in Idaho

Thinking about selling your catalytic converter in Idaho? It’s legal — but Idaho has some of the strictest documentation and ID requirements in the U.S. Here’s what you need to know to stay compliant and sell with confidence.
What Idaho Law Says About Catalytic Converters
Under Title 54, Chapter 27 of the Idaho Code (updated via House Bill 142 in 2023), catalytic converters are now classified as both nonferrous metal property and commercial metal property. As a result, they are subject to strict recordkeeping and reporting laws.
Key Legal Requirements:
For Sellers (individuals):
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Must provide:
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A valid driver’s license OR government ID
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License plate number of the vehicle used in the transaction
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A signed declaration affirming the item is not stolen
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For Buyers (scrap metal businesses):
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Must keep a detailed record of every converter transaction, including:
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Seller’s name and address
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Date, time, and location of the sale
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A photograph or video of the seller, item, and vehicle
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Must retain records for five years
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Must comply with law enforcement requests without a warrant
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Must tag and hold any suspected stolen property for up to 5 business days
Enforcement:
Law enforcement can request transaction records at any time, and all scrap yards must comply. Violations can lead to misdemeanor or felony charges depending on the offense.
Can You Still Sell Your Converter?
Yes. Idaho allows individuals and businesses to sell catalytic converters — as long as they:
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Can prove lawful ownership
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Complete all necessary ID and declaration steps
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Work with a licensed buyer like RRCats that complies with the law
Get a Quote for Your Converter
Selling to RRCats from Idaho
We make it easy to stay compliant while getting top-dollar:
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Free prepaid shipping or bulk pickup options
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Fast, traceable payments (check, ACH, or wire)
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We collect and store all required documentation for your sale
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No guesswork — we keep you compliant with Idaho’s scrap metal laws
Need Help?
Not sure how the process works? See how it works »
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Who Is RRCats?
Nationwide catalytic converter buyers
Fair. Consistent. Reliable.
“Their online system works great. Verifying ID and proof of ownership worked smoothly and gave me confidence that I was dealing with a reputable company.”
~ Customer, Mike K.*
“Very fast service! I submitted my info for a quote and got it the next morning. The only thing that was slow about the process was me packing it all up to ship out!”
~ Customer, Steven C.*







