First-year bonus depreciation on an asset, 2023

This works out one number from the Bonus Depreciation Percentage figures published for 2023. Every amount it uses is below, with the document it was read from. What you enter is your own: this site has no way to check it, and the answer it produces is not a published figure.

Special depreciation allowanceplaced in service after December 31, 2022, and before January 1, 202480%

Effective 2023-01-01Source: 2023 Instructions for Form 4562 (IRS)Verified 2026-08-29

How it is worked out

The published percentage of the amount you enter, rounded to the nearest cent.

It uses Special depreciation allowance, 80%, published above.

Figures in this colour are computed from the amounts above. They are not published figures and no document states them.

Work it out

The live calculator needs JavaScript. The table below covers common amounts and is computed the same way.

Worked out for common amounts

The depreciable basis of the propertyResult
10,000$8,000
50,000$40,000
250,000$200,000
1,000,000$800,000
How each figure was verified

Each number below was read from a stored copy of the document named beside it, and checked to occur word for word in the quoted sentence. The digest is of that stored text.

2023 Instructions for Form 4562 (IRS)

Special depreciation allowance
Certain qualified property (defined below) acquired after September 27, 2017, and placed in service after December 31, 2022, and before January 1, 2024 (other than property with a long production period and certain aircraft), is limited to a special depreciation allowance of 80% of the depreciable basis of the property.
  • Fetched 2026-08-29T03:23:09.598Z
  • Verified 2026-08-29
  • Stored text sha256 3657d2ef8c36b9324f8ec53f0bdaaee25e08d4a3811f4f44971b2296ae13558e

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