To obtain a copy of a crash report in Illinois, follow these steps:

1. **Identify the Agency**: Determine which law enforcement agency responded to the crash. This could be the Illinois State Police, county sheriff, or local police department.

2. **Contact the Agency**: Reach out to the specific agency’s records department. You can often find contact information on their official website.

3. **Submit a Request**: Complete any required forms. Some agencies offer online request forms, while others may require a written request or in-person visit.

4. **Provide Necessary Information**: Be prepared to provide details such as the date of the accident, location, names of involved parties, and the report number if available.

5. **Pay Applicable Fees**: There may be a fee for obtaining the report, which varies by agency. Payment methods can include credit card, check, or money order.

6. **Receive the Report**: Once your request is processed, you will receive the crash report via mail, email, or in-person pickup, depending on the agency’s procedures.

For more detailed information, visit the Illinois State Police website or contact the relevant local law enforcement agency directly.