What Are Capital Goods? Definition, Depreciation, and Tax Rules

Capital goods are the tangible, long-lived assets a business buys to produce income year after year: the ovens in a bakery, the excavators on a job site, the servers behind a software platform. They sit on the balance sheet rather than getting written off in the year of purchase, and the tax code has specific rules for how their cost comes back to the business over time through depreciation, immediate expensing elections, and eventual sale.

What Counts as a Capital Good

A capital good is any tangible item a business acquires to generate revenue over a period that extends well beyond the current tax year. It is not inventory held for sale, and it is not a raw material consumed during production. It keeps its identity through repeated use. A stamping press, a commercial HVAC system, a fleet of delivery trucks, and the networking gear in a data center all qualify.

Classification turns on intent at the time of purchase, not on the object itself. A computer manufacturer buying processors to build laptops for sale treats those chips as inventory. A law firm buying the same processor for an office workstation treats it as a capital good. The physical item is identical; only its economic role differs.

Federal tax law requires businesses to capitalize amounts paid for permanent improvements or assets that increase the value of property, rather than deducting them immediately.¹ In practice, most companies set an internal capitalization threshold below which items get expensed. The IRS de minimis safe harbor allows businesses with audited financial statements to expense items costing up to $5,000 per invoice, and smaller businesses without audited financials to expense items up to $2,500 per invoice.² Anything above the applicable threshold that meets the use-and-lifespan criteria gets capitalized and recorded as a fixed asset.

How They Differ From Consumer and Intermediate Goods

A laptop bought by a college student for schoolwork is a consumer good. The identical laptop bought by an architectural firm for its drafters is a capital good. The object does not change; the buyer and the economic function do.

Intermediate goods are the other category people confuse with capital goods. These are inputs consumed or physically transformed during a single production cycle: steel that becomes part of a car frame, microchips soldered onto a circuit board, flour that turns into bread. They lose their separate identity in the finished product. The oven that bakes the bread survives the process and keeps working for years. That durability and repeated use is the line between an intermediate good and a capital good.

Depreciating Capital Goods Under MACRS

Because a capital good produces revenue over many years, the IRS does not let you deduct the full cost in the year you buy it. The cost is spread across the asset’s useful life through depreciation. For most business property placed in service after 1986, the IRS mandates the Modified Accelerated Cost Recovery System (MACRS).³

MACRS assigns every type of asset to a recovery period. The classes businesses see most often are:

5-year property: vehicles, office machines like copiers and calculators, computers, and research equipment.
7-year property: office furniture and fixtures such as desks and filing cabinets, and most machinery without a designated class life.
15-year property: land improvements like fences, sidewalks, roads, and landscaping.
27.5-year property: residential rental buildings.
39-year property: nonresidential buildings such as offices, warehouses, and retail space.

Within those classes, MACRS offers different depreciation methods. The straight-line method spreads the cost evenly across each year of the recovery period. Accelerated methods front-load the deductions into the earlier years, giving a bigger tax benefit sooner while the asset is newest. Which method applies depends on the property class and whether you use the General Depreciation System or the Alternative Depreciation System.³

Each year’s depreciation expense reduces taxable income and simultaneously reduces the asset’s adjusted basis on your books. That adjusted basis matters later. When you sell the asset, the gap between the sale price and the reduced basis determines how much gain you have to recognize.

Deducting the Full Cost in Year One

Congress provides two alternatives to spreading depreciation over years, and both are unusually generous right now.

Section 179 Immediate Expensing

Section 179 lets a business deduct the full purchase price of qualifying assets in the year they are placed in service.⁴ For tax years beginning in 2026, the maximum Section 179 deduction is $2,560,000, and it begins to phase out dollar-for-dollar once total qualifying property placed in service during the year exceeds $4,090,000.⁵ Once total purchases reach $6,650,000, the deduction disappears entirely.

Qualifying property includes tangible personal property like equipment and machinery, off-the-shelf computer software, and certain real property improvements to nonresidential buildings such as roofs, HVAC systems, fire protection systems, and security systems.³ SUVs and certain heavy vehicles carry a separate Section 179 cap of $32,000 for 2026.⁵

100% Bonus Depreciation

The One Big Beautiful Bill Act permanently restored 100% first-year bonus depreciation under Section 168(k) for qualifying property acquired and placed in service after January 19, 2025.⁶ Unlike Section 179, bonus depreciation has no dollar cap, so a business spending $10 million on new equipment can deduct the entire amount in year one. It applies to new and used property alike, as long as the asset is new to the taxpayer.

Because both provisions can apply to the same asset, the usual approach is to use Section 179 first on selected items and then apply bonus depreciation to the remaining qualifying cost. The combination can wipe out a substantial chunk of taxable income in a heavy investment year.

Repairs vs. Improvements to Existing Capital Goods

One of the most common classification headaches is deciding whether money spent on an existing asset is a deductible repair or a capital improvement that has to be depreciated. The IRS tangible property regulations use a three-part test: an expenditure must be capitalized if it results in a betterment, a restoration, or an adaptation of the asset to a new use.²

Betterment: the work fixes a pre-existing defect, adds to the asset’s physical size or capacity, or materially increases its productivity, efficiency, or output.
Restoration: the work replaces a major component, returns a non-functional asset to working order, or rebuilds the asset to like-new condition after the end of its class life.
Adaptation: the work converts the asset to a fundamentally different use from what it was doing when you first placed it in service.

If an expenditure fails all three tests, it generally qualifies as a deductible repair. Repainting walls, patching a roof leak, and replacing worn brake pads on a company truck are the kinds of routine maintenance that keep property in normal operating condition without upgrading it. The IRS also provides a routine maintenance safe harbor: recurring activities you reasonably expect to perform more than once during the asset’s class life, or within ten years for buildings, qualify as deductible expenses rather than capital improvements.²

Getting this classification wrong hurts either way. Capitalizing a routine repair forces you to depreciate something you could have deducted immediately, costing you the time value of money on that deduction. Expensing a true capital improvement overstates the current deduction and understates your asset base, and the IRS can reclassify it on audit with interest and penalties attached.

Tax Consequences When You Sell or Dispose of a Capital Good

Selling a depreciated asset triggers a tax event that catches many business owners off guard. Every year you depreciate an asset, you reduce its adjusted basis on your books. If you later sell for more than that reduced basis, the IRS treats the portion of the gain attributable to prior depreciation as ordinary income, not as a lower-taxed capital gain. This is depreciation recapture.⁷

The math is simple. Say you bought a piece of manufacturing equipment for $100,000 and claimed $70,000 in total depreciation deductions over its life, leaving an adjusted basis of $30,000. If you sell the equipment for $50,000, you have a $20,000 gain. All $20,000 is recaptured as ordinary income because it falls within the $70,000 of depreciation you previously deducted. This recapture applies even when you took the depreciation through Section 179 or bonus depreciation.⁷

Gains and losses on the sale go on IRS Form 4797.⁸ Selling for less than the adjusted basis generally produces a deductible loss. Recapture only bites when the sale price exceeds the depreciated basis. Planning matters most when you have used aggressive first-year deductions, because those provisions can drive the basis to zero in year one, meaning the entire sale price becomes taxable gain.

Leasing as an Alternative to Buying

Not every business needs to buy its capital goods outright. Leasing is a common alternative, and the accounting and tax treatment depend on the type of lease. Under current accounting standards, a lease is either an operating lease or a finance lease. A lease is a finance lease, and the equipment goes on your balance sheet as if you had purchased it, if any one of five conditions is met:

The lease transfers ownership by the end of the term.
You have a bargain purchase option you are reasonably certain to exercise.
The lease term covers 75% or more of the asset’s economic life.
The present value of lease payments equals 90% or more of the asset’s fair value.
The asset is so specialized that the lessor has no practical alternative use for it when the lease ends.

If none of those apply, it is an operating lease. The asset stays off your balance sheet, and the lease payments are generally deductible as an operating expense.

The choice comes down to more than accounting treatment. Buying lets you claim depreciation, Section 179, and bonus depreciation. Leasing preserves cash and credit capacity, and operating leases keep your debt-to-equity ratio cleaner on paper. For rapidly evolving technology where today’s equipment is obsolete in three years, leasing can make strategic sense even when buying would produce the bigger upfront tax deduction.

1
Office of the Law Revision Counsel. 26 U.S. Code 263 – Capital Expenditures
2
Internal Revenue Service. Tangible Property Final Regulations – Frequently Asked Questions
3
Internal Revenue Service. Publication 946 (2025), How To Depreciate Property
4
Office of the Law Revision Counsel. 26 USC 179 – Election to Expense Certain Depreciable Business Assets
5
Internal Revenue Service. Revenue Procedure 2025-32
6
Internal Revenue Service. One, Big, Beautiful Bill Provisions
7
Office of the Law Revision Counsel. 26 USC 1245 – Gain From Dispositions of Certain Depreciable Property
8
Internal Revenue Service. About Form 4797, Sales of Business Property