Driving Uber in a Weekly Rental Car? Standard Mileage vs. Actual Expenses

If you drive rideshare in a car you rent weekly, you’ve probably wondered: can I use the standard mileage deduction, or is that only for cars I own?

You’re not the only one. It’s a question that pops up constantly in driver communities, and the answers online contradict each other. Let’s sort it out in plain English, then show you the simple way to pick the better method.

Quick refresher: two ways to deduct a car

When you drive for business as a self-employed person, the IRS gives you two methods to deduct vehicle costs:

1. Standard mileage rate. You multiply your business miles by a set rate per mile. For 2026, the IRS set it at 72.5 cents per mile. The rate is meant to cover gas, maintenance, insurance, depreciation, and other operating costs, so you generally can’t also deduct those separately.
2. Actual expenses. You track what you actually spend on the vehicle (fuel, repairs, insurance, and so on) and deduct the business-use percentage.

Either way, you need a record of your business miles. No mileage log, no deduction worth defending.

So what about a weekly rental?

Here’s the part that matters. The IRS rules say that for a leased vehicle, if you choose the standard mileage rate, you have to use it for the entire lease period, including renewals. For a car you own, you pick the method in the first year the vehicle is available for business use.

A weekly rental through a rideshare program is a little different from a multi-year lease, and the rules around exactly how the standard rate applies to short-term rentals are less clear-cut than people on forums make them sound. Because of that:

• Don’t assume “yes, definitely” or “no, definitely not” based on a comment thread.
• Look at your rental agreement. Is it a short-term rental, a lease, or a rideshare-platform rental program? The label affects how it’s treated.
• If you use the standard rate, the rate already bakes in the cost of operating a car, which raises a real question about whether you can also deduct rental fees.

That last point is where people get tripped up. The standard rate is generally a substitute for deducting vehicle costs, not an add-on. A rental fee is a vehicle cost. Many tax pros therefore treat a weekly rental as a case where actual expenses is the cleaner method, but this is exactly the kind of question to confirm with a pro. Check current IRS guidance before you file.

How actual expenses usually work for renters

For a rental, “actual expenses” is often straightforward because you have a clean paper trail. Typical deductible items for rideshare drivers can include:

• Weekly rental fees (the business-use portion)
• Fuel or charging costs
• Tolls and parking while on the job (these are usually deductible even when you use the standard rate)
• Insurance if you pay for it yourself
• Car washes and cleaning supplies for keeping the car rideable
• Phone and mounts used for the app (business-use portion)

If you also use the rental for personal driving, you only deduct the business share. A log showing business miles divided by total miles gets you that percentage.

A quick comparison

Say you drive 1,000 business miles in a week and your rental costs a flat weekly fee plus fuel.

• Standard rate: 1,000 miles x the per-mile rate gives you a number, but you give up deducting the rental fee and fuel separately.
• Actual expenses: you add rental fee + fuel + other costs, then multiply by your business-use percentage.

Because a rental fee can be large compared with a per-mile figure, the actual-expense method often comes out ahead for renters. But it depends on your numbers. Run both for a typical week before you decide.

Records that make this painless

You don’t need fancy software. You need consistency:

• Mileage log. Date, miles, and purpose. Many drivers use an app that logs trips automatically.
• Rental receipts. Keep every weekly invoice.
• Fuel receipts or card statements.
• App earnings summary so your income and miles match.
• One bank account or card for business spending, which makes sorting much easier.

Rideshare platforms often show your total trip miles in a yearly summary, but those figures usually only cover the time you were driving a passenger or heading to one. Miles driving around waiting for a ping may need to be tracked on your own. Ask a pro how your situation should be handled.

Don’t forget the other half: quarterly taxes

Deductions only lower your taxable profit. You’re still on the hook for self-employment tax and income tax, and nobody is withholding for you. That means quarterly estimated payments. If you want the details, read our post on quarterly estimated taxes.

If you’re also weighing whether to buy a car instead of renting, our breakdown of Section 179 vs. mileage for newer cars walks through that decision, and business travel deductions covers other road costs.

This is why Toozi exists

Rideshare income is messy: deposits from multiple apps, rental charges, fuel, tolls, and miles all scattered across your phone. At tax time, most drivers are guessing.

Toozi works over SMS. Text in an expense or a rental receipt, and it keeps a running tally of your income, deductions, and what to set aside for taxes. When you sit down with your preparer, the hard part is already done. Try Toozi at toozitax.app and stop guessing at tax time.

The Toozi team

Toozi isn’t your CPA and this isn’t formal tax advice. How the standard mileage rate applies to rented or leased vehicles depends on your facts, so confirm with a tax professional and current IRS guidance.