225 ILCS 710/21
It shall be the duty of any operator, superintendent, mine foreman or any one in charge of any mine to keep at such places about the mine as may be designated by the inspector, a stretcher, a woolen blanket and a waterproof blanket in good condition for use in carrying any person who may be injured at the time. When more than 100 persons are employed two stretchers, two woolen blankets and two waterproof blankets shall be kept. At all mines an adequate supply of materials shall be kept readily accessible for the treatment of any one injured and shall include at least two all-purpose gas masks; sufficient waterproof unit type first-aid kits equipped with units consisting of extra long gauze bandages with compresses sewed in their centers; triangular bandages with methods of application printed thereon and one card of instructions; large first-aid dressings for wounds; packages of sterilized gauze; assorted bandages; United States Army tourniquet; materials for burn treatment approved by the Department of Natural Resources; wooden or wire gauze splints; packages of absorbent cotton; shears; tweezers; aromatic spirits of ammonia; paper cups; first aid book of instructions; soap; basins, towels. In all mines a first-aid corps shall be organized, consisting of a foreman, shift bosses, and any other employees who may be designated by the superintendent. It shall be the duty of the operator or superintendent of the mine to cause the organization of such employees into a first-aid corps and to procure the service of a competent person to instruct the members of such first-aid corps from time to time, but not less than once in each three months, in the proper handling and treatment of persons before the arrival of a physician.
225 ILCS 710/21