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Capabilities 84 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

Appellate & Critical Motions

Our nationally recognized Appellate & Critical Motions (ACM) Practice delivers sophisticated legal advocacy and analysis before trial, at trial, and on appeal. From state trial courts to the U.S. Supreme Court, our ACM attorneys identify, preserve, and present the critical legal issues that can make the difference between winning and losing....Read more

Insights & News 5,335 results

Speaking Engagement

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May 9, 2025

Partners Imad Khan and Keerthika Subramanian Discuss Hot Topics in International Arbitration and Strategic Transactions in India as Part of Practising Law Institute Program

Join Winston & Strawn partners M. Imad Khan and Keerthika M. Subramanian for the upcoming online program “Hot Topics in International Arbitration and Strategic Transactions: Recent Developments and Key Trends in India” hosted by the Practising Law Insititute. ...Read more

Client Alert

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April 29, 2025

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6 Min Read

The Path to PISCES - Key Milestones for the UK's First Private Securities Trading System

The UK is establishing the Private Intermittent Securities and Capital Exchange System (PISCES), a new platform for private companies to trade their securities, the key features of which are outlined in our previous client alert, “The Close of the PISCES Consultation Period – An Opportunity for Private Market Growth”....Read more

Client Alert

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April 29, 2025

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3 Min Read

The CFTC’s Mitigation Credit Matrix: New Guidelines for a New Context

On February 25, 2025, the Commodity Futures Trading Commission (CFTC) released an Enforcement Advisory (The Advisory) outlining concrete guidelines for self-reporting, cooperation, and remediation. The Advisory provides explicit guidance to companies and individuals on how to receive credits against civil penalties by self-reporting and cooperating with Commission investigations.

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Other Results 118 results

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

Site Content

What Is Tax Evasion?

Tax evasion is the failure to pay or the deliberate underpayment of federal income taxes. The U.S. income tax system is based on voluntary compliance, and it is the taxpayer’s responsibility to report all income and to pay all taxes due. Tax evasion is a known violation of a legal duty, and may result in monetary penalties, imprisonment, or both....Read more

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
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