Short term rentals are defined by the IRS as properties with an average stay of less than 7 days. They buck the passive rules for Section 469 (of IRS tax code), and are considered active.

As you know - most depreciation deductions are considered "passive" and can't offset W2 income or active income from your business if you're not a "real estate professional".

BUT - as with any other business, to deduct the losses the owner must materially participate. That involves time requirements (annually) that can be met if you work with your CPA to track them correctly: