What is the fine-grained topic of the following text: As discussed in our December 20, 2016 post “Airbnb Settles with New York State: New Developments in Short-Term, Rental Law,” in 2016, Airbnb challenged a new provision added to the short-term rental law, § 121 of the N.Y. Mult. Only return the topic.
Airbnb's legal challenge to New York's short-term rental law in 2016.