I don't know if they do. If it quacks like a duck and walks like a duck, it's probably a duck.
At the end of they day they are directly competing with hotels. In order to ensure the competition is fair, they should be subject to the same regulations.
What if I just want to rent out one room in my home on the side, not as a business? Why, then, should I be subject to the same requirements as a huge corporation with dedicated multistory buildings, many more customers, staff, and so forth?
To me, it sounds like the taxi industry pre-Uber. Lots of questionable-value regulation created by incumbents that doesn't really hurt anyone in the real world when it's mostly ignored.
At the end of they day they are directly competing with hotels. In order to ensure the competition is fair, they should be subject to the same regulations.