The renovation costs themselves are not deductible as current expenses. Materials, labor, permits, and anything that improves or extends the life of the property gets capitalized into the property’s basis. You recover those costs over time through depreciation once the property is placed in service and available for rent. This applies whether you’re doing a full gut renovation or targeted upgrades between tenants.

Carrying costs give you a choice. Mortgage interest and property taxes paid during the renovation period can be either deducted in the current year or capitalized into the property basis. If you have other rental income from different properties, deducting them now to offset that income usually makes more sense. If you don’t have rental income to offset, capitalizing them adds to your depreciable basis and you recover those costs gradually. This is an election you make, so it’s worth discussing with whoever prepares your tax return.

Insurance and utilities during the vacancy are generally deductible as ordinary operating expenses, but there’s an important distinction. If the property was previously rented and is now vacant while you renovate, it’s still considered “placed in service.” Ordinary expenses like insurance, utilities, and even advertising for new tenants are deductible during that vacancy. If this is a new acquisition that has never been rented, the property hasn’t been placed in service yet, and the rules around deducting those expenses are tighter.

That “placed in service” concept matters more than most real estate investors realize. A property you bought, renovated, and are now listing for the first time is treated differently than a rental you’ve had tenants in before. Getting this wrong can mean deducting expenses you should have capitalized, which creates problems if you’re ever audited.

Tracking these different categories in your books from the start saves real headaches at tax time. Renovation costs, carrying costs you elect to capitalize, carrying costs you elect to deduct, and ordinary operating expenses each need to be recorded separately. Lumping everything into one “renovation” category means your bookkeeper or tax preparer has to sort through it all later, which takes more time and increases the chance something gets misclassified.

If you own multiple rental properties or do fix-and-flip alongside buy-and-hold, keeping clean records on each property becomes even more important. Having small business bookkeeping services that understand rental property accounting means every expense gets coded to the right property and the right category as it happens, not reconstructed months later when the details are fuzzy.