Capital Gains Explained: What Taxpayers Need to Know

Selling an investment, real estate, or another valuable asset can come with an important tax consideration: capital gains tax.

Capital gains can affect investors, homeowners, business owners, and everyday taxpayers. Understanding the basics can help you anticipate the potential tax impact of selling an asset and make more informed financial decisions.

Here’s a straightforward look at what capital gains are, how they generally work, and why the length of time you own an asset matters.

What Is a Capital Gain?

A capital gain generally occurs when you sell a capital asset for more than your adjusted basis in the asset.

Your basis is generally what you paid for the asset, although certain costs, improvements, adjustments, and other circumstances can increase or decrease it.

For example, suppose you purchased an investment for $10,000 and later sold it for $15,000. Before considering other applicable adjustments or selling costs, you would generally have a $5,000 capital gain.

If you sell an asset for less than its adjusted basis, you may instead have a capital loss.

What Is Considered a Capital Asset?

Many types of property can be considered capital assets for federal tax purposes.

Common examples include:

• Stocks
• Bonds
• Mutual funds
• Exchange-traded funds (ETFs)
• Cryptocurrency and other digital assets
• Real estate
• Certain personal property
• Other investments

However, different rules can apply depending on the type of property and how it is used. Property held by a business, for example, may receive different tax treatment than a personal investment.

Short-Term vs. Long-Term Capital Gains

One of the most important factors affecting the taxation of a capital gain is how long you owned the asset before selling it.

Short-Term Capital Gains

Generally, a gain is considered short-term when an asset is held for one year or less before being sold.

Net short-term capital gains are generally taxed at ordinary federal income tax rates.

Because ordinary income tax rates can be higher than the rates that apply to many long-term capital gains, the timing of a sale may have a significant tax impact.

Long-Term Capital Gains

A gain is generally considered long-term when an asset is held for more than one year before it is sold.

For many taxpayers, net long-term capital gains may qualify for preferential federal tax rates. The rate that applies depends on factors such as taxable income, filing status, and the type of asset being sold.

Certain capital gains can also be subject to special rates or additional taxes, so the rules aren’t identical for every asset or taxpayer.

How Are Capital Gains Calculated?

At a basic level, determining a capital gain involves comparing what you receive when you sell an asset with your adjusted basis in that asset.

Consider this simplified example:

You purchase stock for $20,000 and later sell it for $28,000.

Your potential capital gain would generally begin with the $8,000 difference.

However, real-world calculations may involve additional factors, including commissions, transaction costs, improvements to property, reinvested distributions, or other basis adjustments.

Keeping accurate purchase and sale records is therefore important.

What Happens When You Have Capital Losses?

Not every investment increases in value.

If you sell an investment for less than its adjusted basis, you may have a capital loss. Capital losses can potentially offset capital gains, subject to applicable tax rules.

For example, if you realize gains from some investments and losses from others during the same tax year, those amounts generally go through a netting process when determining the taxable result.

If allowable capital losses exceed capital gains, individuals may generally deduct a limited amount of the remaining net capital loss against other income. Unused eligible losses may potentially be carried forward to future tax years.

The rules surrounding capital-loss deductions and carryforwards can become complicated, particularly when multiple transactions are involved.

What About Selling Your Home?

Selling your primary residence can receive different tax treatment from selling stocks or other investments.

Qualifying homeowners may be able to exclude some or potentially all of the gain from the sale of a primary residence, subject to applicable ownership, use, and other requirements.

Because the exclusion has specific qualifications and limitations, homeowners shouldn’t automatically assume that every gain from a home sale is tax-free.

Maintaining records of the home’s purchase price and qualifying improvements can also be valuable when determining the property’s adjusted basis.

Capital Gains and Investment Property

Selling rental property, business property, or other real estate can introduce additional tax considerations.

Depending on the property, the transaction may involve issues such as:

• Capital gains
• Depreciation recapture
• Adjusted basis calculations
• Suspended losses
• Installment-sale rules
• Other property-specific tax provisions

Because of these additional considerations, determining the tax consequences of a real estate sale can require more than simply subtracting the original purchase price from the selling price.

Don’t Forget About State Taxes

Federal capital gains tax isn’t necessarily the only tax consideration.

Depending on where you live and the circumstances of the transaction, capital gains may also affect your state income taxes.

State treatment varies, making it important to consider both federal and state consequences when planning a significant asset sale.

Why Tax Planning Before a Sale Matters

Capital gains taxes are often considered after an asset has already been sold. But in many situations, understanding the tax implications before completing a transaction can be more useful.

Before selling a significant investment or other appreciated asset, it may be worth considering:

• How long you’ve owned the asset
• Your adjusted basis
• Other capital gains or losses during the year
• Your expected taxable income
• Potential state tax consequences
• Whether additional federal taxes could apply
• How the transaction fits into your broader financial and tax strategy

The tax consequences shouldn’t necessarily determine whether you sell an investment, but they can be an important part of the decision.

Capital Gains Don’t Have to Be Confusing

The basic concept behind capital gains is relatively simple: when you sell certain assets for more than your adjusted basis, the resulting gain may be taxable.

The details, however, can become more complicated depending on the asset, holding period, income level, losses, and other factors.

If you’re considering selling investments, real estate, or another appreciated asset, planning before the transaction can help you better understand the potential tax consequences.

Have questions about how capital gains could affect your taxes? Contact our team to discuss your specific situation and potential tax-planning considerations.