New York (would mandate euthanasia by injection or EBI), Pennsylvania (would also ban
chloroform, ether, halothan, fluothane, or similar substance
when used in an airtight chamber or plastic bag, North Carolina (would mandate EBI), Georgia (EBI mandated already for dogs and cats and bill would close loopholes that allow many counties to continue to use CO gas; the bill would allow heartstick only if the animal is unconscious, heavily sedated or comatose), West Virginia (would ban new Co gas chambers), New Mexico, Louisiana (would ban CO chambers for dogs and cats and also ban heartstick unless the «animal is unconscious or rendered completely unconscious and insensitive to pain through the injection of an anesthetic») and Michigan (would also ban CO2).