Current through 2025-03, January 15, 2025
Section 144-267-3 - EVALUATION OF THE LABORATORY AND PERSONNELA. Proficiency testing shall be made semiannually.B. Certification shall be based on satisfactory performance on proficiency testing. Failure to perform satisfactorily on proficiency test samples may result in revoking certification.10- 144 C.M.R. ch. 267, § 3