- a) This Subpart A establishes general provisions applicable to the certification program for environmental laboratories administered under this Part.
- b) Nothing in this Part shall prevent uncertified laboratories from performing any quality control or other tests when the State has not required such tests to be performed by a certified laboratory.
- c) Principal State Laboratory is exempt from administration under this Part.
(Source: Amended at 46 Ill. Reg. 19150, effective November 17, 2022)