Is it illegal to sell a car without catalytic converter in the state of MD?
It is illegal to sell a car without a catalytic converter in most countries, including Maryland. The catalytic converter is a significant part of the emissions control system of a vehicle and is required to be present and functional in order to pass an emissions inspection. Selling a car without a catalytic converter is considered to be tampering with the emissions system and can result in fines, penalties, and other legal consequences.