{"id":189975,"date":"2026-10-28T08:37:25","date_gmt":"2026-10-28T14:37:25","guid":{"rendered":"https:\/\/www.biggerpockets.com\/blog\/?p=189975"},"modified":"2026-10-28T08:37:27","modified_gmt":"2026-10-28T14:37:27","slug":"cost-segregation-for-commercial-real-estate","status":"publish","type":"post","link":"https:\/\/www.biggerpockets.com\/blog\/cost-segregation-for-commercial-real-estate","title":{"rendered":"Cost Segregation for Commercial Real Estate: How to Pair It With the Strategies You Are Already Using"},"content":{"rendered":"

If you have been investing in real estate for any length of time, you have probably heard about the \u201ccost segregation for commercial real estate\u201d that comes up in conversations about taxes.<\/span><\/p>\n

But what I find most investors are missing is not just an understanding of what <\/span>cost segregation<\/span><\/a> does on its own. Investors need to understand how it fits into the bigger picture of how they are already building their portfolio. <\/span>When you <\/span>start pairing<\/span> cost segregation with the strategies you are actively executing, the results can be <\/span>significantly<\/span> more powerful than treating it as a stand-alone tax move.<\/span><\/p>\n

Here is how I think about it across the most common commercial real estate strategies.<\/span><\/p>\n

Pairing Cost Segregation With the BRRRR Strategy<\/span><\/h2>\n

If you are running the <\/span>BRRRR strategy<\/span><\/a> (buy, rehab, rent, refinance, repeat), you are already used to thinking in cycles. You buy a distressed property, force <\/span>appreciation<\/span><\/a> through renovation, get it rented, pull your <\/span>equity<\/span><\/a> out through a cash-out refinance, and then roll that capital into the next deal.\u00a0<\/span><\/p>\n

Cost segregation fits into this cycle in a way that most investors overlook. When you complete a renovation, many of the components you installed during that rehab are eligible for reclassification and accelerated depreciation. Improvements like new flooring, cabinetry, specialty lighting, HVAC components, and site improvements often qualify for five-, seven-, or 15-year depreciation lives instead of 27.5 or 39 years.\u00a0<\/span><\/p>\n

If you commission a <\/span>cost segregation study<\/span><\/a> shortly after you stabilize and rent the property, you can generate a large depreciation deduction right at the moment when the property is producing income. That means you are offsetting income with accelerated deductions rather than waiting decades for the standard straight-line depreciation to catch up.<\/span><\/p>\n

One important thing to understand <\/span>here<\/span> is that the study should be based on the total cost basis <\/span>of the property<\/span>, including your renovation costs, not just the original purchase price.<\/span> Make sure the firm you hire knows how to work with <\/span>properties that have been<\/span> significantly improved.<\/span><\/p>\n

Pairing Cost Segregation With 1031 Exchanges<\/span><\/h2>\n

This one is a little more nuanced, and it is where a lot of investors get confused.\u00a0<\/span><\/p>\n

When you sell a property that you have run through a cost segregation study, you will face <\/span>depreciation recapture<\/span><\/a> on the <\/span>accelerated deductions<\/span><\/a> you took. Recapture is taxed at a maximum rate of 25%, which is lower than ordinary income rates but still a real number. <\/span>A lot of<\/span> investors see that and assume cost segregation was a mistake.<\/span><\/p>\n

It was not. Here is why.<\/span><\/p>\n

If you are planning to execute a <\/span>1031 exchange<\/span><\/a> when you sell, the depreciation recapture is deferred along with the capital gain. You are not eliminating the recapture, but you are pushing it into the future while you continue deploying that tax savings into new properties.\u00a0<\/span><\/p>\n

The accelerated deductions you took in prior years were real dollars saved at your marginal tax rate, often 32% to 37% for high earners. When the recapture eventually comes due at 25%, you have still come out ahead on the spread, plus you could use that money in the years between.<\/span><\/p>\n

The key is to plan <\/span>ahead<\/span>. If you know a sale and 1031 exchange are on the horizon, talk to your CPA before you list the property, not after. <\/span>The timing of when<\/span> you identify and close on the replacement property affects how the entire transaction is structured.<\/span><\/p>\n

Pairing Cost Segregation With Refinances<\/span><\/h2>\n

When you refinance a commercial property, you are not creating a taxable event. The cash you pull out is loan proceeds, not income, which is one <\/span>of the reasons<\/span> refinancing is such a powerful wealth-building tool.\u00a0<\/span><\/p>\n

But here is where cost segregation adds another layer. If you refinance a property and use the proceeds to fund improvements or to purchase additional properties, a cost segregation study on the original property or the new acquisition can generate deductions that offset the income those properties are producing. You are essentially using the refinance to keep growing your portfolio while cost segregation keeps your taxable income in check.<\/span><\/p>\n

This is especially useful for commercial properties that are cash flowing well. Strong <\/span>cash flow<\/span><\/a> is great, but it means more taxable income. Accelerated depreciation is one of the most effective tools for managing that income without <\/span>having to sell<\/span> anything.<\/span><\/p>\n

Working With Your CPA<\/span><\/h2>\n

A cost segregation study is not a do-it-yourself project or something to hand off entirely to a firm without looping in your CPA. The best outcomes happen when your CPA and cost segregation provider are communicating before the study is ordered, not after the report lands in your inbox.<\/span><\/p>\n

Your CPA needs to understand your overall tax picture. These are questions they should ask:<\/span><\/p>\n