April 15 Tax Deadline: Last-Minute Rental Property Deduction Checklist

The Clock Is Ticking: April 15 Is Almost Here

The federal tax filing deadline for your 2025 return is April 15, 2026. If you own rental property, your Schedule E (Form 1040) is where rental income and deductions are reported. Before you file — or before you hand your documents to your CPA — run through this checklist to make sure you are not leaving money on the table.

If you need more time, you can file Form 4868 by April 15 for an automatic six-month extension to October 15, 2026. But remember: an extension to file is not an extension to pay. Any taxes owed are still due April 15.

The 2025 Rental Deduction Checklist

Depreciation

• Building depreciation: Your residential rental property depreciates over 27.5 years using the straight-line method. If you placed the property in service during 2025, the first-year deduction is prorated using the mid-month convention.
• Cost segregation: If your property was acquired after January 19, 2025, you can take advantage of permanently restored 100% bonus depreciation under the One Big Beautiful Bill Act. A cost segregation study can reclassify 20-30% of your property's value into shorter-lived asset classes eligible for first-year expensing.
• Personal property and improvements: Appliances, furniture, and other tangible personal property you placed in service during 2025 should be depreciated or expensed under Section 179 (up to $2,500,000 for 2025).

Operating Expenses

• Mortgage interest: Fully deductible on Schedule E. You should have a Form 1098 from your lender.
• Property taxes: Fully deductible as a business expense on Schedule E. Unlike your personal residence, rental property taxes are not subject to the $40,000 SALT cap.
• Insurance premiums: Landlord insurance, umbrella policies, and flood insurance are deductible. If you paid PMI (private mortgage insurance), note that starting in 2026 PMI is treated as deductible mortgage interest — but for your 2025 return, check whether the PMI deduction was in effect for your loan origination date.
• HOA fees and condo dues: Deductible if the property is a rental.
• Utilities: If you pay utilities for your rental (water, gas, electric, internet, trash), these are deductible.

Repairs and Maintenance

• Repairs vs. improvements: Repairs that maintain the property in its current condition (fixing a leaky faucet, patching drywall, replacing a broken window) are deductible in the current year. Improvements that add value or extend the useful life (new roof, kitchen remodel, adding a deck) must be capitalized and depreciated.
• Cleaning and turnover costs: For short-term rentals, cleaning between guests is a deductible expense.
• Pest control, landscaping, snow removal: All deductible operating expenses.

Professional Services

• Property management fees: Whether you use a property manager or a platform like Airbnb, fees and commissions are deductible.
• Legal and accounting fees: CPA fees for preparing your rental tax return, attorney fees for lease review, and other professional services are deductible.
• Cost segregation study fees: The cost of the study itself is deductible as a business expense.

Travel and Vehicle

• Travel to your property: If you travel to your rental for maintenance, management, or inspections, the travel costs are deductible. For driving, you can use the standard mileage rate of $0.70 per mile for 2025, or actual vehicle expenses.
• Out-of-town travel: Airfare, hotel, and meals (at 50%) for trips to manage a distant rental property are deductible, provided the primary purpose of the trip is business.

Platform and Technology

• Listing platform fees: Airbnb, VRBO, Booking.com host fees and service charges.
• Property management software: Subscriptions for tools like Guesty, Hospitable, PriceLabs, or accounting software.
• Smart home devices: Smart locks, thermostats, and security cameras used for the rental.
• Photography: Professional photos for your listing are deductible.

Supplies and Amenities

• Guest supplies: For short-term rentals, toiletries, linens, kitchen supplies, welcome baskets, and similar items.
• Office supplies: Printer paper, ink, stamps, and other supplies used for rental management.

Home Office (If Applicable)

If you manage your rental properties from a dedicated home office space, you may be able to deduct a portion of your home expenses (rent/mortgage interest, utilities, insurance) as a business expense. The simplified method allows $5 per square foot, up to 300 square feet ($1,500 maximum).

Commonly Missed Deductions

These are the deductions rental property owners most often overlook:

1. Startup costs: If 2025 was your first year as a landlord, expenses incurred before placing the property in service (advertising for tenants, pre-rental repairs, travel to evaluate the property) may be deductible or amortizable.
2. Loan origination fees and points: Amortized over the life of the loan as interest expense.
3. Casualty and theft losses: If your rental property suffered damage from a federally declared disaster, you may be able to deduct the unreimbursed loss.
4. Education and training: Courses, books, and seminars related to real estate investing and property management.
5. Advertising: Costs to advertise your rental beyond listing platforms (yard signs, social media ads, print ads).

Filing Extensions and Estimated Taxes

If you are not ready to file by April 15:

• File Form 4868 for an automatic extension to October 15, 2026.
• Pay estimated taxes by April 15 to avoid penalties and interest. Estimate your tax liability based on your rental income minus deductions and pay any remaining balance due.
• Quarterly estimated payments: If you expect to owe $1,000 or more in taxes for 2026, consider setting up quarterly estimated tax payments (due April 15, June 15, September 15, and January 15, 2027) to avoid underpayment penalties.

Passive Activity Loss Rules

Remember that rental activities are generally considered passive, which means losses can only offset passive income unless:

• You actively participate in rental activities and have modified AGI under $150,000 (up to $25,000 in losses can offset non-passive income, phasing out between $100,000 and $150,000 MAGI).
• You qualify as a Real Estate Professional (750+ hours and majority of personal services in real property trades or businesses).
• You operate a short-term rental with average guest stays of 7 days or less and materially participate — the STR loophole allows these losses to be treated as non-passive.

Excess passive losses carry forward to future years, so track them carefully.

Next Steps

1. Review this checklist against your actual expenses for 2025.
2. Gather all receipts, 1099s, 1098s, and expense records.
3. If you have not done a cost segregation study and your property qualifies for 100% bonus depreciation, consider getting one before filing.
4. File your return or extension by April 15, 2026.

Use the RentalDeductions calculator to estimate your potential depreciation deductions and see whether a cost segregation report could benefit your property.