Business owners/ employees who drive for business purposes can deduct expenses for the use of personal cars / company cars for business purposes. In both cases, the expenses must be documented and specifically business-related. Personal expenses and other expenses that are described below are not allowable business driving expenses. So, You need to be meticulous with your records ; The IRS allows 2 different ways to deduct expenses for business driving: actual expenses and a standard mileage deduction. Which you choose depends on your situation and on IRS allowances and limitations. While mileage is typically the biggest deduction, drivers can choose to claim actual expenses instead; things like gas, maintenance, insurance, registration fees, car payments, depreciation, tolls, and parking can all be written off. For example, a driver with a gas guzzler might find the write off on expenses larger than the write off for mileage. You may do the simple math on both options before filing. But you must choose one or the other. There are some deductions that can be taken even when yu claim business miles, including car washes, inspections/background checks, cell phone expenses, and other services allocated to rideshare use; however,
https://www.irs.gov/newsroom/car-and...tion-reminders