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Table Of Contents
By Jason Watson, CPA
Posted Saturday, March 21, 2026
There are four types of expenses that you might have outside of the rental property purchase itself-
We’ll skip real estate acquisition costs since we have an entire section dedicated to that but dive into the other three (especially rental property start-up costs).
You can immediately deduct up to $5,000 of the following expenses (we listed the most popular)-
If you have more than $5,000 but less than $50,000 in these expenses, the difference is amortized and deducted over 15 years.
Let’s back up a bit since there is a fine line between start-up costs and acquisition costs. IRC Section 195(c)(1) defines “start-up expenditure,” in part,
as any amount (A) paid or incurred in connection with investigating the creation or acquisition of an active trade or business, and (B) which, if paid or incurred in connection with the operation of an existing active trade or business (in the same field as the trade or business referred to in subparagraph (A)), would be allowable as a deduction for the taxable year in which paid or incurred.
However, once you identify the target business, and in the context of this book, the target rental property, associated expenses are typically no longer start-up (investigatory) but rather capital in nature (acquisition costs). In other words, once expenses begin facilitating the acquisition of a specific property, they become acquisition costs and must be capitalized. Here is a nice summary from IRS Revenue Ruling 99-23 (yeah, way back when but still relevant)-
Expenditures incurred in the course of a general search for, or investigation of, an active trade or business in order to determine whether to enter a new business and which new business to enter (other than costs incurred to acquire capital assets that are used in the search or investigation) qualify as investigatory costs that are eligible for amortization as start-up expenditures under § 195. However, expenditures incurred in the attempt to acquire a specific business do not qualify as start-up expenditures because they are acquisition costs under § 263. The nature of the cost must be analyzed based on all the facts and circumstances of the transaction to determine whether it is an investigatory cost incurred to facilitate whether and which decisions, or an acquisition cost incurred to facilitate consummation of an acquisition.
Please do not confuse “acquisition costs” with “pre-opening expenses.” Pre-opening expenses occur after the decision to enter the rental business but before the activity actually begins (before the property is placed in service). These costs include expenses related to advertising, acquiring tenants or guests (Airbnb or VRBO initial setup costs), professional services, setting up books and records such as QuickBooks Online, Xero, REIHub, etc.
As the tax code puts it, these pre-opening activities are engaged in “in anticipation of such activity becoming an active trade or business.” Because you are doing these things specifically to get the doors open and launch the operation, they are perfectly valid IRC Section 195 start-up costs.
Speaking of expenses between the closing date and the available-for-rent date (in-service date), what about mortgage interest, property taxes, insurance, and utilities while you are getting the rental ready?
Why aren’t these just lumped in with your pre-opening start-up costs? Because the IRS draws a hard line between creating a business and carrying an asset.
IRC Section 195 is designed for expenses that build the business framework. The tax code explicitly excludes interest and taxes from being treated as start-up costs. Utilities and insurance fall into a similar bucket since they are carrying costs that merely maintain the physical property, rather than activities executed in anticipation of launching the business.
Here is the abbreviated language from IRC Section 195–
1) Start-up expenditure The term “start-up expenditure” means any amount—
(A) paid or incurred in connection with—
(i) investigating the creation or acquisition of an active trade or business, or (ii) creating an active trade or business,
Blah blah blah
The term shall not include any amount with respect to which a deduction is allowable under section 163(a), 164, or 174.
Section 163(a) is the code section for deducting interest. Section 164 is the code section for deducting taxes such as property taxes. Because the rental activity has not yet begun, those deductions may not yet be allowed under IRC Sections 163 or 164 either. Wow, more bad news.
That sums up the spirit of IRC Section 195 and how it feels about carrying costs (we talk about this more in a bit).
In line which with we just learned from IRS Revenue Ruling 99-23 and IRC Section 195, these expenses are not considered start-up costs and can pose a real problem for real estate investors. You could possibly deduct the mortgage interest as a second home, but further discussion is required. You might be able to deduct the property taxes subject to the current $10,000 combined state and local tax limitations on Schedule A of your Form 1040 tax return.
What’s the answer? The answer is to get that rental property ready and available for rent and let the world know as soon as possible. Place it in-service like now.
You purchase a rental property on July 1, and it is generally ready to rent. Nothing says you must immediately pay a bunch of money for fancy pictures, staging and VRBO listings. The rental property is available with nothing more than your willingness and a yard sign. Then you can start shooting the money cannon.
Nothing says you must also align your rent fee with market conditions; for example, you buy a ski condo on September 1. No one is going to rent your condo until at least Thanksgiving, but it is available to rent, and as such you are no longer in the start-up phase.
Finally, nothing says you cannot have the rental property available for rent, and simultaneously be painting various bedrooms and walls waiting for your first tenant or guest.
Nothing has a lot to say, right?
This a) ready and available for occupancy and b) being held out for rental use (advertising and related efforts) standard makes sense- the asset is deployed for its intended purpose which is to produce income. Know the rules. Assert your facts accordingly. See our rental property in-service defined section for more information.
Sidebar: If you are constructing a rental property, then usually the construction loan interest and interim property taxes will be capitalized and added to the ultimate cost of construction. See our capitalizing construction mortgage interest section for expanded thoughts on this nugget.
As you can see you might be in no-man’s land or what some call “pre-rental status” or “pre-opening” where the rental property has never been rented before and is not yet ready for occupancy. Not all is lost during the time between closing and when the rental property is placed into service (ready and available for occupancy, and held out for rental use through advertising and related efforts). How?
If you elect under IRC Section 266 to capitalize certain carrying expenses (the election is made annually on a timely filed tax return) which is fancy accounting-speak for lumping expenses such as-
How does this immediately help you? It doesn’t. However, it allows you deduct these expenses in the future through depreciation or if you sell the rental property. See our capitalizing construction interest and carrying costs section for a bunch more information.
A real estate investor could look at three discrete buckets of expenses or expenditures depending on different phases or timelines as you go from no rental to your first tenant or guest-
