Each laboratory shall enroll in a proficiency testing (PT) program that meets the criteria of 42 CFR 493, Subparts H, I, K and R. The laboratory shall enroll in an approved program or programs for each of the non-waived specialties and subspecialties for which it seeks certification, and shall test the samples in the same manner as patients' specimens.
Ill. Admin. Code tit. 77, § 450.720
Amended at 13 Ill. Reg. 11573, effective July 1, 1989