430 ILCS 50/7

The Illinois Emergency Management Agency may, by rule or regulation, require telephone and written notification of incidents or accidents that involve hazardous materials. The notification may include, but shall not be limited to: information about the name, classification, quantity, chemical and physical properties, and health hazards of the hazardous materials; a description of the incident or accident; precautionary measures to be taken; and the name, address, and telephone number of the reporter.