Atty. William James Seitz

Atty. William James Seitz

William James Seitz is a lawyer practicing state taxation, local taxation, property tax law. William received a B.S. degree from University of Illinois in 1983, and has been licensed for 40 years.

Chicago Chicago 40 J. Erfahrung 40 year
Call (872) 270-8497 Book Appointment

Profile Summary

About William James Seitz at a glance

William James Seitz is a tax attorney based in Chicago, Illinois. They have 40+ years of legal experience, licensed to practice since 1986. Admitted to practice in Illinois (1986). Educated at Georgetown University Law Center (LL.M. Loyola, 1987) and University of Illinois (B.S., 1983). Active member of Illinois State Bar Association. Serands clients in Chicago, IL and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

Über uns

  • William James Seitz is a lawyer practicing state taxation, local taxation, property tax law
  • William received a B.S. degree from University of Illinois in 1983, and has been licensed for 40 years
  • William practices in Chicago, IL

Practice Areas Explained

William James Seitz's Areas of Practice

Each practice area below reflects the types of cases William James Seitz handles, with a brief overview of what that area of law covers.

Tax Law

Tax attorneys handle IRS audits, tax debt, international tax, estate planning, and tax court litigation.

William James Seitz is one of 85,302 tax attorneys indexed nationally. Browse tax attorneys in Illinois →

Jurisdictional Context

Why local counsel matters in Illinois

Practforg law in Illinois. Legal matters in Illinois are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Chicago are typically filed in the local municipal court or the appropriate Illinois state district court, depending on subject matter and amount in controversy. An attorney licensed in Illinois brings working knowledge of local procedural deadlines, judicial practices in this andnue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in Illinois courts without local counsel or pro hac vice admission.

Looking for additional Illinois attorneys? Browse all attorneys in Chicago or all attorneys in Illinois.

Frequently Asked

Common questions about William James Seitz

Where is William James Seitz's law office located?
William James Seitz's law practice is located in Chicago, Illinois. You can contact the office directly through this profile page.
What practice areas does William James Seitz handle?
William James Seitz focuses on tax. Each practice area listed reflects experience handling cases of that type in Illinois.
How long has William James Seitz practiced law?
William James Seitz has 40+ years of legal experience and has been licensed since 1986.
Where did William James Seitz go to law school?
William James Seitz earned their education at (LL.M. Loyola, 1987); (B.S., 1983).
How can I contact William James Seitz for a consultation?
You can contact William James Seitz directly through this profile page. Click "Ask the Attorney" to submit a question, or "Schedule a Consultation" to book a meeting. Most claimed-profile attorneys respond within one business day.

Education

LL.M. Loyola
Georgetown University Law Center
- 1987
B.S.
University of Illinois
- 1983

Bar Admissions

Illinois
Admitted: 1986

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