Ill. Admin. Code tit. 20, § 1286.170
a) Only laboratories that employ technicians who work under the supervision of a pathologist, toxicologist, or other person who has at least five years experience in the specialty of analytical chemistry may be deemed qualified to detect and/or quantitate alcohol and/or other drugs in human biological fluids will be certified by the Department. The Laboratory Director shall be responsible for the accuracy of all laboratory testing performed in the laboratory. The following conditions must be met by laboratories:
1) Prior to initial laboratory certification, and at least biannually thereafter, the Department shall request the demonstration of proficiency in the performance of the tests by the laboratory through the satisfactory examination of specimens by participation in a program of proficiency testing conducted by an agency or agencies approved by the Department.
The Director or his/her designee is authorized to certify laboratories and laboratory technicians subject to the requirements of this Section.
(Source: Amended at 33 Ill. Reg. 8529, effective June 4, 2009)