Last Updated: March 2026

Goodwill amortization refers to the systematic allocation of the cost of goodwill over its estimated useful life, recognized as an expense in each accounting period. Goodwill impairment refers to the recognition of a loss when the carrying value of a reporting unit (including goodwill) exceeds its fair value, resulting in a write-down of the goodwill balance. Under US GAAP, public companies cannot amortize goodwill; they must test it for impairment annually. Private companies have the option to amortize goodwill under the Private Company Council alternative. Sofer Advisors, a nationally recognized business valuation firm, supports goodwill impairment testing and purchase price allocation engagements for companies across all industries.

The choice between amortization and impairment testing is not simply an accounting preference; it affects earnings volatility, balance sheet quality, deferred tax accounting, financial covenants, and investor perception. A large goodwill impairment charge in a public company can trigger a stock price decline, debt covenant violations, and management credibility issues. For private companies, the choice between the PCC alternative (amortization) and the public company model (impairment only) affects how lenders, investors, and buyers view the quality of earnings. Understanding both regimes and their financial statement consequences is essential for any company with acquisition goodwill on its balance sheet.

Key Takeaways

  • Under US GAAP (ASC 350), goodwill is not amortized for public companies; it is tested annually for impairment and written down only when the reporting unit’s fair value falls below its carrying value.
  • Private companies that elect the Private Company Council (PCC) alternative may amortize goodwill over a useful life not to exceed 10 years and use a simplified impairment trigger.
  • Goodwill impairment is a non-cash charge that flows through the income statement as an operating expense; it reduces net income and equity but does not affect operating cash flow.
  • Goodwill amortization provides a predictable, systematic expense that reduces earnings smoothly over time, while goodwill impairment is unpredictable and can cause large one-time earnings hits.
  • Tax treatment differs: goodwill from asset acquisitions is amortized over 15 years for federal tax purposes regardless of the book treatment; goodwill from stock acquisitions has no tax amortization.

What Is Goodwill Amortization Under the PCC Alternative?

The Private Company Council (PCC) alternative, codified under ASC 350-20-35, allows private companies to elect to amortize goodwill as if it had a finite useful life. Key features of the PCC alternative include:

Useful life: Goodwill is amortized over the useful life the entity determines, not to exceed 10 years. If the entity cannot determine the useful life, the default is 10 years. Method: Straight-line amortization is required, producing a consistent annual expense equal to the carrying value of goodwill divided by the amortization period. Simplified impairment test: Under the PCC alternative, goodwill impairment is tested at the entity level (not the reporting unit level) and only when a triggering event occurs. There is no required annual quantitative test. Impairment test: When a triggering event occurs, the entity compares the total entity’s fair value to its carrying amount.

What Is Goodwill Impairment Testing Under ASC 350?

For public companies (and private companies that have not elected the PCC alternative), goodwill is tested for impairment at the reporting unit level at least annually and whenever a triggering event occurs. The impairment test has been simplified since the FASB‘s 2017 update (ASU 2017-04):

Annual test (required at same date each year): The company compares the reporting unit’s carrying amount (total assets minus total liabilities, including goodwill) to its fair value. If carrying amount exceeds fair value, the impairment loss equals that excess, capped at the goodwill balance.

Qualitative assessment (Step 0): Companies may first perform a qualitative assessment to determine whether it is more likely than not that goodwill is impaired. If the qualitative assessment concludes impairment is not likely, no quantitative test is required. If impairment is more likely than not (or the company skips the qualitative step), the quantitative test is required.

Triggering events (interim test): Between annual test dates, impairment must be tested if a triggering event occurs, such as: a significant adverse change in business conditions, loss of a key customer representing significant revenue, an adverse change in stock price (for public companies), a plan to sell or dispose of a significant portion of the reporting unit, or a macroeconomic downturn materially affecting the unit.

How Do Amortization and Impairment Affect Financial Statements?

The financial statement impact of goodwill amortization versus goodwill impairment differs significantly:

Impact Goodwill Amortization Goodwill Impairment
Income statement Systematic expense each period One-time loss in period of impairment
Timing Predictable, smooth Unpredictable, potentially large
Balance sheet Goodwill declines evenly over life Goodwill declines by impairment amount
Operating cash flow No effect (non-cash add-back) No effect (non-cash add-back)
EBITDA Not affected (amortization added back) Not affected (impairment added back)
Deferred tax Creates deferred tax asset if book > tax Creates deferred tax asset if book > tax
Reversibility Cannot be reversed Cannot be reversed

Both amortization and impairment are non-cash charges. Both flow through the income statement and reduce net income, but they are added back in the cash flow statement (indirect method) as non-cash adjustments. Both also may not be deductible for tax purposes depending on the acquisition structure.

What Are the Tax Implications of Each?

For US income tax purposes, the book treatment of goodwill (amortization vs. impairment) is irrelevant. Tax treatment is determined by the acquisition structure:

Asset acquisition or 338(h)(10) election: Tax goodwill exists and is amortized over 15 years under IRC Section 197. The book amortization or impairment schedule does not change the tax amortization. If book goodwill is impaired and written down to zero while tax goodwill still has basis remaining, a deferred tax asset accumulates representing the remaining tax benefit to be realized over the 15-year schedule.

Stock acquisition without 338 election: No tax goodwill exists. There is no tax amortization. Book goodwill impairment or amortization creates no tax consequence and therefore creates no deferred tax asset or liability (other than for the temporary difference between book and tax basis, which is zero in both cases). If your company has acquisition goodwill and you need clarity on the tax and book implications,.

Which Is Better for Private Companies: Amortization or Impairment?

For most private companies, the PCC alternative (amortization) is the preferred approach because it:

  1. Reduces the cost and complexity of annual impairment testing
  2. Provides a predictable, smooth earnings impact rather than large one-time charges
  3. Results in goodwill being eliminated from the balance sheet over 10 years, reducing future impairment risk
  4. Simplifies the deferred tax accounting related to goodwill

The primary disadvantage is that amortization reduces reported earnings each year, which may affect loan covenant calculations that reference EBITDA or net income. Lenders and equity investors typically add back both amortization and depreciation in evaluating private company performance (EBITDA), so the practical impact on credit quality is limited.

For companies that plan to pursue a future IPO, switching from the PCC alternative back to the public company impairment model will be required, and the goodwill carrying value at that time will reflect accumulated amortization that must be disclosed.

Frequently Asked Questions

What is the difference between goodwill amortization and goodwill impairment?

Goodwill amortization is the systematic allocation of goodwill cost over an estimated useful life, recognized as a predictable annual expense. Goodwill impairment is a write-down of goodwill when a reporting unit’s fair value falls below its carrying amount, recognized as a potentially large one-time loss. Public companies under US GAAP cannot amortize goodwill; they test it annually for impairment under ASC 350.

Can a public company amortize goodwill under US GAAP?

No. Under ASC 350, public companies must test goodwill for impairment annually (and on an interim basis when triggering events occur) and may not amortize it. The prohibition on goodwill amortization for public companies has been in effect since SFAS 142 replaced the original goodwill amortization requirement in 2001. Before SFAS 142, goodwill was amortized over up to 40 years. The elimination of mandatory amortization was intended to provide more relevant information by reflecting impairment when it occurs rather than spreading cost systematically regardless of whether value has declined.

What triggers a goodwill impairment test between annual dates?

Triggering events that require an interim goodwill impairment test under ASC 350 include: a significant adverse change in the business climate or legal factors affecting the reporting unit, a loss of key customers or significant revenue contracts, a substantial decline in the entity’s stock price (for public companies), an adverse change in the reporting unit’s key personnel, an expectation that the reporting unit is more likely than not to be sold, or an economic downturn causing material underperformance relative to projections. Companies should monitor these indicators continuously between annual test dates.

Is goodwill impairment tax deductible?

Goodwill impairment is generally not tax deductible because book goodwill impairment does not reduce tax goodwill basis. Tax goodwill (from asset acquisitions) is amortized over 15 years under IRC Section 197 on a fixed schedule regardless of book impairment. For stock acquisitions where no tax goodwill exists, book impairment creates no tax consequence at all. The non-deductibility of goodwill impairment means that a large impairment charge reduces book income without creating a corresponding tax benefit, resulting in a permanent difference that increases the effective tax rate in the period of impairment.

How does goodwill amortization affect EBITDA?

Goodwill amortization is a component of depreciation and amortization (the “DA” in EBITDA), so it is added back when calculating EBITDA. Therefore, goodwill amortization does not reduce EBITDA and does not affect lender or investor EBITDA-based calculations. It does reduce net income. For companies where loan covenants are based on EBITDA, the PCC alternative’s amortization does not affect covenant compliance, but for covenants based on net income or earnings before only taxes, the amortization expense will affect the calculation.

What is the PCC alternative for goodwill?

The Private Company Council (PCC) alternative for goodwill, codified in ASC 350-20-35, allows private companies to elect to amortize goodwill on a straight-line basis over a useful life not exceeding 10 years, rather than performing annual impairment testing at the reporting unit level. Under the PCC alternative, impairment testing is triggered only by qualifying triggering events and is performed at the entity level (not reporting unit level).

Can goodwill impairment be reversed after it is recorded?

No. Under ASC 350, previously recognized goodwill impairment losses cannot be reversed. Once goodwill is written down, the reduced carrying amount becomes the new cost basis for future impairment tests. This differs from IFRS (IAS 36), which also prohibits reversal of goodwill impairment. The non-reversal rule means that even if the reporting unit’s fair value subsequently exceeds its carrying amount, no recovery is recorded.

How does goodwill impairment affect return on assets (ROA)?

A goodwill impairment charge reduces net income and simultaneously reduces total assets (via the goodwill write-down). In the short term, the large loss depresses ROA. In the periods following the impairment, if net income normalizes, ROA may actually improve because the asset base has been reduced. This is one reason that large goodwill write-downs, while painful in the year they occur, sometimes mark the beginning of improved financial metrics in subsequent periods, as the balance sheet reflects a more realistic asset value and future amortization drag is eliminated.

What is the difference between impairment testing for goodwill and for long-lived assets?

Goodwill impairment testing (ASC 350) compares the reporting unit’s carrying amount (including goodwill) to its fair value. Long-lived asset impairment testing (ASC 360) uses a two-step process: first, a recoverability test that compares undiscounted future cash flows to carrying amount; then, if the asset fails the recoverability test, a fair value measurement to determine the impairment amount. Goodwill impairment cannot be reversed; long-lived asset impairment also cannot be reversed under US GAAP.

How should a company prepare for an annual goodwill impairment test?

Preparation for an annual goodwill impairment test involves: updating financial projections at the reporting unit level, reviewing recent events that might constitute triggering events, gathering comparable company trading and transaction data for the reporting unit’s industry, and engaging an independent valuation specialist if the goodwill balance is material and the reporting unit’s performance is at or near the impairment threshold. Companies that proactively engage a valuation specialist early in the fiscal year avoid the last-minute rush that can compromise the quality of the analysis and the auditor relationship.

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Executive Summary

Goodwill amortization systematically allocates goodwill cost over time; goodwill impairment is a write-down when fair value falls below carrying value. Public companies under US GAAP must test goodwill annually for impairment and may not amortize it. Private companies may elect the PCC alternative, amortizing goodwill over 10 years with a simplified impairment test. Both charges are non-cash and add back to EBITDA. Tax amortization over 15 years under IRC Section 197 applies only to asset acquisition goodwill, regardless of book treatment. For companies with material goodwill balances, engaging an independent valuation specialist for impairment testing provides audit defensibility and regulatory compliance.

What Should You Do Next?

Whether you are preparing for an annual goodwill impairment test, evaluating whether to elect the PCC alternative, or building a purchase price allocation for a recent acquisition, the goodwill analysis requires both accounting expertise and independent valuation credibility. David Hern CPA ABV ASA, founder of Sofer Advisors, and 14 W2 valuation professionals have supported goodwill analyses across all industries and transaction sizes. With 180+ five-star Google reviews and dual ABV+ASA credentials, Sofer delivers the work product Big 4 auditors and CFOs rely on. Schedule your free consultation and discover The Sofer Difference.

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About the Author

This guide was prepared by David Hern CPA ABV ASA, founder of Sofer Advisors – a business valuation firm headquartered in Atlanta, GA serving clients across the United States. David holds dual accreditations as an Accredited Senior Appraiser (ASA) and is Accredited in Business Valuation (ABV), credentials recognized by the IRS, SEC, and FINRA. He also holds the Certified Exit Planning Advisor (CEPA) designation. With 15+ years of valuation experience, David has served as an expert witness in 11+ cases across multiple jurisdictions and built Sofer Advisors into an Inc. 5000-recognized firm with 180+ five-star Google reviews. The firm’s full W2 employee team maintains subscriptions to all major valuation databases and operates under a next business day response policy.

For professional business valuation services, visit soferadvisors.com or schedule a consultation.

This article provides general information for educational purposes only and does not constitute legal, tax, financial, or professional advice, consult qualified professionals regarding your specific circumstances.