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  • Professionals (44)
  • Capabilities (29)
  • Experience (0)
  • Insights & News (235)
  • Other Results (16)

Professionals 44 results

Abby Brothers
Abby Brothers
Of Counsel
  • Chicago
Email
+1 312-558-3794
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Of Counsel

  • Chicago
Regan S. Rusher
Regan S. Rusher
Associate
  • Washington, DC
Email
+1 202-282-5094
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Associate

  • Washington, DC
Susan Elizabeth Seabrook
Susan Elizabeth Seabrook
Partner
  • Washington, DC
Email
+1 202-282-5220
vCard

Partner

  • Washington, DC
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Capabilities 29 results

Practice Area

Tax

With an international geographic reach, Winston & Strawn’s integrated tax practice addresses virtually all areas of tax law. Our group of 40 tax attorneys is well-versed in representing some of the largest public and privately-held corporations, exempt organizations, and large estates....Read more

Practice Area

Tax Controversy & Criminal Tax

Our Tax Controversy attorneys advise and represent clients in every aspect of federal and state tax investigations, as well as the criminal tax enforcement process. This includes the Internal Revenue Service’s (IRS) multi-jurisdictional examinations and administrative appeals, U.S. Competent Authority representations, post appeals mediation, and trial court and appellate litigation in every federal court hearing a tax matter....Read more

Practice Area

Qualified Retirement Plans

Our team’s deep market knowledge of laws affecting retirement plans enables us to develop customized retirement plan solutions, practical advice, and strategies for our clients’ unique needs and workforce composition. Our experienced benefits attorneys represent public companies, private companies, and private equity operating companies in retirement plan design and day-to-day plan compliance....Read more

Insights & News 235 results

Benefits Blast

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August 8, 2025

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4 Min Read

New Executive Order Directs Agencies to Facilitate 401(k) Access to Private Equity, Cryptocurrency, and Other Alternative Investment

On August 7, President Trump signed an Executive Order directing the DOL, the SEC, and Treasury (including the IRS) to review and revise guidance to facilitate the inclusion of alternative investments—such as private equity, cryptocurrency, and other non-traditional assets—in defined contribution retirement plans. The Executive Order follows action in May of this year by the DOL to rescind its 2022 guidance that discouraged fiduciaries from including cryptocurrency options in 401(k) retirement plans.

Benefits Blast

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August 6, 2025

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7 Min Read

Health and Welfare Benefit Roundup – Five Recent Developments for Plan Sponsors

July was an exciting month for employer-sponsored health and welfare benefits. Many of the changes discussed provide plan sponsors with increased flexibility to optimize benefits.

Tax Impacts

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July 31, 2025

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6 Min Read

IRS Delivers: Large Corporate Taxpayers Can Bid Adieu to AOFs and Welcome Better Access to ADR Programs

On July 25, 2025, the Internal Revenue Service (IRS or Service) released an Interim Guidance Memorandum dated July 23, 2025 (the IGM) that i) eliminates the Acknowledgement of Facts (AOF) Information Document Requests (IDR) from Large Business & International Division (LB&I) examinations, ii) provides updates on the changes to the Fast Track Settlements (FTS) pilot program, and iii) clarifies the applicability of Accelerated Issue Resolution (AIR) to Large Corporate Compliance (LCC) cases.

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Other Results 16 results

Site Content

What Is Tax Controversy?

A tax controversy is a dispute between a taxpayer and a tax authority such as the United States Internal Revenue Service (IRS) concerning whether the taxpayer has properly reported and paid their tax liability, and otherwise complied with applicable tax law. A tax controversy may concern a disagreement regarding the correct amount of tax or the manner in which the IRS is attempting to collect tax, as well as whether penalties are appropriate. Tax controversies may be resolved administratively or in litigation....Read more

Site Content

What Is a Tax Authority?

A tax authority is a government body or agency responsible for collecting taxes, administering tax laws, and enforcing tax compliance. In the United States, the Internal Revenue Service (IRS) is the federal tax authority. Most states, territories, and local jurisdictions also have tax authorities to ensure compliance with applicable state and local laws and regulations. These tax authorities are generally responsible for collecting taxes, administering tax laws, and enforcing tax compliance in their respective jurisdictions....Read more

Law Glossary

What Is a Qualified Retirement Plan?

A qualified retirement plan is a retirement plan established by an employer that is designed to provide retirement income to designated employees and their beneficiaries, which meets certain IRS Code requirements in terms of both form and operation. Common plan types are 401(k) plans, pension plans, and profit-sharing plans. A qualified retirement plan may allow for both employer and employee contributions. Employers must follow procedures to ensure participants and beneficiaries are able to receive their benefits. They must also stay apprised of changes in retirement plan laws and regulations. Qualified retirement plans provide certain tax advantages to employers and tax deferral advantages to employees who are contributing. Taxes on earnings from the contributions are also deferred until the employee withdraws them from the plan....Read more
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