IL POST study materials
IL POST study resources

IL POST study plan

IL POST · Give each week a clear focus.

8 weeks · About 7 hours per week

Week 1

Constitutional Law, Search and Seizure, and the Law of Arrest & Criminal Law and the Illinois Criminal Code

  • Outline the Fourth Amendment framework (search, seizure, arrest, warrant requirements) and map each exception to its triggering facts

  • Recite the elements of the most-tested Illinois offenses (battery, assault, theft, burglary, robbery, criminal damage to property) from memory

  • Distinguish Terry stops from arrests and identify when reasonable suspicion escalates to probable cause in written scenarios

  • Define the levels of offense classification and sentencing ranges under the Illinois Criminal Code

  • Build a one-page comparison chart of search exceptions with the facts that justify each

Your checkpoint

A completed search-exception chart plus a 20-question self-quiz on offense elements scored at 80% or better

Week 2

Constitutional Law, Search and Seizure, and the Law of Arrest & Criminal Law and the Illinois Criminal Code

  • Apply the exclusionary rule and standing doctrine to three fact patterns and predict admissibility outcomes

  • Analyze vehicle stops, consent searches, and inventory searches against current case law principles

  • Explain mens rea categories and how intent, knowledge, and recklessness change charge selection

  • Write short case briefs on two landmark search-and-seizure decisions in your own words

  • Identify inchoate and accountability liability rules and apply them to a hypothetical

Your checkpoint

Three written fact-pattern analyses (150 words each) with a defensible admissibility conclusion and cited rule

Week 3

Use of Force, Defensive Tactics, and Officer Safety & Crisis Intervention, Mental Health, and De-escalation

  • State the legal standard for use of force under Illinois law and the objective-reasonableness test

  • List the duty-to-intervene and duty-to-render-aid requirements and describe how each is documented

  • Sequence de-escalation tactics (time, distance, cover, communication) into a decision model you can verbalize

  • Identify signs of behavioral crisis and select appropriate crisis-intervention responses

  • Draft the force-report narrative elements that must appear after any force incident

Your checkpoint

A written force-incident narrative from a provided scenario that includes justification, de-escalation attempts, and duty-to-intervene analysis

Week 4

Patrol Operations and Community Policing & Criminal Investigation and Evidence Collection

  • Describe patrol deployment patterns and how directed patrol addresses crime patterns in a beat

  • Explain community-policing principles and design one problem-solving initiative using a scan-analyze-respond-assess model

  • Sequence the steps of a preliminary investigation from arrival to case transfer

  • Demonstrate proper chain-of-custody documentation and evidence-packaging rules for common item types

  • Identify interview versus interrogation distinctions and note when Miranda warnings are required

Your checkpoint

A mock case packet containing a chain-of-custody log, evidence inventory, and preliminary investigation summary

Week 5

Traffic Law and Traffic Crash Investigation & Report Writing, Documentation, and Testimony

  • Classify Illinois traffic offenses and identify the elements of the most common moving violations

  • Outline the required steps of a traffic crash investigation, including scene documentation and measurement

  • Explain when a crash report is mandated and what data elements must be captured

  • Draft a complete incident report using the who, what, when, where, why, and how standard

  • Convert rough field notes into a chronological, fact-only narrative free of conclusions

Your checkpoint

One full incident report and one crash report narrative written from supplied field notes, reviewed against a documentation checklist

Week 6

Introduction to Law Enforcement and the Criminal Justice System & Ethics, Professional Conduct, and Civil Rights

  • Trace a criminal case through the Illinois system from arrest through charging, arraignment, trial, and appeal

  • Identify the roles of local, county, and state law enforcement agencies and their jurisdictional boundaries

  • Apply the standards of conduct and ethical decision-making to three gray-area scenarios

  • Explain civil-rights liability concepts and the consequences of misconduct for cases and careers

  • Prepare and deliver a two-minute courtroom-style testimony on a documented incident

Your checkpoint

A recorded or live two-minute mock testimony plus a one-page ethics analysis of a misconduct scenario

Week 7

Juvenile Justice and Special Populations & First Aid, CPR, and Emergency Response

  • Summarize juvenile-justice procedures, including custody limits, notification, and diversion options

  • Identify special-population considerations (age, disability, language, victim status) and adjust contact tactics accordingly

  • Demonstrate the sequence of CPR and AED use for an adult and describe compression-to-breath ratios

  • Outline first-aid priorities for bleeding control, shock, and airway compromise before EMS arrival

  • Explain how emergency medical response integrates with scene safety and evidence preservation

Your checkpoint

A skills checklist signed off for CPR/AED sequence and bleeding control, plus a written juvenile-custody procedure summary

Week 8

Criminal Law and the Illinois Criminal Code & Constitutional Law, Search and Seizure, and the Law of Arrest & Use of Force, Defensive Tactics, and Officer Safety

  • Complete timed mixed-domain practice sets and review every missed item to its underlying rule

  • Re-derive the search-exception chart and offense-element list from blank paper

  • Rehearse de-escalation and force decision-making under time pressure in scenario drills

  • Consolidate a one-page personal error log and rank your five weakest topics

  • Simulate a full-length exam under timed conditions and score it

Your checkpoint

A timed full-length practice exam score of 80% or better with a written remediation plan for any domain below 75%

Milestones

Week 2: Score 80% or better on a 30-question search-and-seizure and criminal-law quiz, and correctly classify offense elements in 8 of 10 scenarios

Week 4: Produce a complete mock case packet and pass a peer or self-review checklist on chain of custody and investigation sequence

Week 6: Deliver a two-minute testimony without notes and score 80% or better on a mixed 40-question cumulative quiz

Week 8: Achieve 80% or better on a timed full-length practice exam with no domain below 75%, and submit a written remediation plan