Illinois Rules of Professional Conduct – 2026

Rule 1.0 Terminology Rule 1.1 Competence Rule 1.2 Scope of Representation and Allocation of Authority Rule 1.3 Diligence Rule 1.4 Communication Rule 1.5 Fees Rule 1.6 Confidentiality of Information Rule 1.7 Conflict of Interest: Current Clients Rule 1.8 Conflict of Interest: Current Clients: Specific Rules Rule 1.9 Duties to Former Clients Rule 1.10 Imputation of Conflicts of Interest: General Rule Rule 1.11 Special Conflicts of Interest for Former and Current Rule 1.12 Former Judge, Arbitrator, Mediator or Other Third- Rule 1.13 Organization as Client Rule 1.14 Client with Diminished Capacity Rule 1.15 General Duties Regarding Safekeeping Property Rule 1.15A Required Records Rule 1.15B Trust Accounts and Overdraft Notification Rule 1.15C Definitions for Rules 1.15, 1.15a, and 1.15b Rule 1.16 Declining or Terminating Representation Rule 1.17 Sale of Law Practice Rule 1.18 Duties to Prospective Client Rule 2.1 Advisor Rule 2.2 Reserved Rule 2.3 Evaluation for Use by Third Persons Rule 2.4 Lawyer Serving as Third-party Neutral Rule 3.1 Meritorious Claims and Contentions Rule 3.2 Expediting Litigation Rule 3.3 Candor Toward the Tribunal Rule 3.4 Fairness to Opposing Party and Counsel Rule 3.5 Impartiality and Decorum of the Tribunal Rule 3.6 Trial Publicity Rule 3.7 Lawyer as Witness Rule 3.8 Special Responsibilities of a Prosecutor Rule 3.9 Advocate in Nonadjudicative Proceedings Rule 4.1 Truthfulness in Statements to Others Rule 4.2 Communication with Person Represented by Counsel Rule 4.3 Dealing with Unrepresented Person Rule 4.4 Respect for Rights of Third Persons Rule 5.1 Responsibilities of Partners, Managers, and Supervisory Rule 5.2 Responsibilities of a Subordinate Lawyer Rule 5.3 Responsibilities Regarding Nonlawyer Assistance Rule 5.4 Professional Independence of a Lawyer Rule 5.5 Unauthorized Practice of Law; Multijurisdictional Rule 5.6 Restrictions on Right to Practice Rule 6.2 Accepting Appointments Rule 6.3 Membership in Legal Services Organization Rule 6.4 Law Reform Activities Affecting Client Interests Rule 6.5 Nonprofit and Court-annexed Limited Legal Services Rule 7.1 Communications Concerning a Lawyer’s Services Rule 7.2 Advertising Rule 7.3 Solicitation of Clients Rule 7.4 Communication of Fields of Practice and Specialization Rule 7.5 Firm Names and Letterheads Rule 8.1 Bar Admission and Disciplinary Matters Rule 8.2 Judicial and Legal Officials Rule 8.3 Reporting Professional Misconduct and Transfer To Rule 8.4 Misconduct Rule 8.5 Disciplinary Authority; Choice of Law