You have to separate the apples and the oranges and the bananas, as far as if you pull fifteen land sales in a certain area, they can all be so different as far as zoning, topography, utilities, access, regular or irregular parcel shape, drainage, soils, environmental, etc. 

That means you may not be able to deduct the full depreciation against your W-2 income right away — but the good news is, unused losses roll forward and can be used in future years or when you sell.So yes, based on everything you shared, your duplex qualifies for bonus depreciation on the eligible components placed in service in 2025.

Not everybody can:https://www.biggerpockets.com/forums/51/topics/1121063-expla...Assuming that you can use more depreciation, here is a very generic snapshot of how your situation might turn out:- land: not depreciable at all- land improvements (fences, driveways, landscaping): 40% bonus- personal property (appliances, carpets, cabinets): 100% Section 179 or 40% bonus- the building itself: no bonus, slow depreciationIn order to break out the components I mentioned, you will normally need either a cost segregation study or a detailed breakdown from your builder, plus someone qualified to do the sorting.  

Two critical components that are often underestimated, tax planning and asset protection, can make the difference between short-term gains and lasting wealth.It's easy to get caught up in the excitement of acquisitions and high-stakes deals.

building in Santa Cruz can be tough for logistics and environmental limitations from the local government, but its worth it once its done, such a beaituful area with the sea and redwood trees!

That means:All prior depreciation is wiped cleanYour depreciation and cost seg will be based on the new FMV, not what the decedent paidCost Seg Timing Depends on Renovation PlansIf you do cost seg immediately, the FMV will be broken down into components as of the inheritance date — land improvements, personal property (5-, 7-, 15-year assets), and the main structure.If you wait until after renovations, those capital improvements can be added to basis, and your CPA can run a combined cost seg study.

., 8 percent for commercial property) and possibly assign diminished value to or reduce the amount of gain allocated to short-lived assets (Section 1245 property) taxed at ordinary income tax rates by allocating more gain to the building's structural components (Section 1250 property) taxed at a more favorable tax rate (up to a maximum of 25 percent) upon sale.

That means you can use the losses to offset your W-2 and 1099 income, even without qualifying as a real estate professional.Bonus Depreciation (Cost Seg + Furniture)If you do a cost segregation study, you can break the property into shorter-life components and depreciate those (plus the furniture/appliances) in year one. 

That means the lower the land value relative to the building and its components, the better.Example:•Property A: $500K total price•$100K land / $400K improvements → $400K depreciable•Property B: $500K total•$300K land / $200K improvements → Only $200K depreciableTip: Look for areas or property types where the improvement value is high relative to land — especially helpful in suburban or rural markets.Short-Term Rentals Open the Door to Bonus DepreciationIf your property qualifies as a short-term rental (STR) and you materially participate, you’re not bound by the traditional 27.5-year depreciation schedule.

Depending on your investment, there may be title issues, boundary issues, environmental issues, too many to mention.