
The Short-Term Rental Tax Loophole in 2026: Cost Segregation, 100% Bonus Depreciation, and the 7-Day Rule
How the short-term rental loophole lets W-2 earners deduct rental losses against salary — average guest stays of 7 days or less plus one of seven material participation tests move the property out of passive-loss rules, and a cost segregation study combined with the OBBBA's permanent 100% bonus depreciation can convert 20–30% of the purchase price into first-year deductions.









