Deductions & credits

Rate of Depreciation Allowed in
Rate of Depreciation Allowed in
Standard Mileage Rate
Year(s) Depreciation Rate per Mile
2021–2022         0.26
2020                   0.27
2019                   0.26
2017–2018          0.25
2015–2016          0.24
source

https://www.irs.gov/pub/irs-pdf/p463.pdf  page 24