“Airbnb operates in countries and states with a wide variety of carbon monoxide regulations, which presents a tough compliance challenge for the company. The company says it has advocated for carbon monoxide detector regulation in numerous countries, but family members of people who have died in Airbnbs say the wide variability in local and international regulation is more reason for the company to set its own standard on carbon monoxide detectors.

“It’s really hard to mandate things in 220 countries and regions and cities all over the world,” Chesky said. “And then if you mandate something, you have to have a mechanism to verify that it happens.”

Airbnb carbon monoxide detector mandate would be ‘very hard,’ CEO says (nbcnews.com)