Skip to content
LitigationForms

Additional Argument

Illinois · Illinois Supreme Court · Effective July 1, 2025

This form is used to write an additional argument for an appeal to a higher court. It asks the filer to explain the law, how that law fits the case facts, and what the court should do about it.

Open the official PDFfrom Illinois Supreme Court

Where this fits in a case

Appeal

Stage: Appeal

This form is used when a party is appealing a decision to a higher court and needs to present extra arguments beyond what was already submitted.

Either party may file.

Official instructions

How-to guides published by the court for this form.

Common questions

What is this form for?
This form is for writing an additional argument when appealing a case to a higher court. It helps explain the law and how it should apply to your case.
Do I need to check a box?
Yes, you must check a box to indicate if the trial court or jury made a mistake, and you must select the correct standard of review for your argument.

Revision history

No changes recorded since we started tracking this form on October 9, 2026. The current version took effect July 1, 2025.

Related forms

  • ABA-AF 2107.2

    Additional Statement of Facts

    This form asks the filer to continue telling the story of what happened in the trial court. It requires the filer to point to specific pages in the court record for every fact mentioned.

    Fillable PDF
  • ATJ 2303.4 (07/25)

    Appellee's Brief

    This form is a document used to write an Appellee's Brief, which is a written legal argument submitted to the Appellate Court. It asks the court to review the case and argue why the original decision should stand.

    Fillable PDF
  • ATJ 2503.3

    Appellant's Reply Brief

    This form is a document used to write a reply brief in an appeal case. It asks the filer to explain why the other side's response to the original argument was incorrect, using legal sources and references to the case record.

    Fillable PDF
  • ATJ 4303.5

    Request for Preparation of Record on Appeal

    This form asks the court clerk to gather all the documents, evidence, orders, and judgments from a previous trial case for use in an appeal. It also asks for a report of what happened during the trial.

    Fillable PDF
  • ISC-AF 4004.1

    Additional Statement of Facts

    This form asks for an additional statement of facts to be included when filing an answer to a petition for leave to appeal. It requires the filer to tell the story of what happened in the trial court and the appellate court, pointing to specific pages in the official record for every fact mentioned.

    Fillable PDF
  • ISC-AF 4306.1

    Additional Statement of Facts

    This form asks the person who is appealing a case to write an extra statement about the facts of the case. It asks the writer to tell the story of what happened in the lower courts and what happened before the appeal.

    Fillable PDF
  • ISC-AP 4303.1

    Additional Points and Authorities

    This form is used to list extra points and legal sources that support an argument in an appeal to the Supreme Court. It asks the filer to identify where the mistake was made and to list the supporting laws or cases.

    Fillable PDF
  • ISC-AP 4403.1

    Additional Points and Authorities

    This form is used to organize and present additional points and supporting legal materials for an Appellee's Brief submitted to the Supreme Court. It requires the filer to list the specific points they are making, which court decision they are supporting, and the legal sources they are citing.

    Fillable PDF