(a) Environmental testing laboratory assessments shall be conducted:
(1) before accreditation is granted, except as provided in §25.14
of this title (relating to Term of Accreditation); and
(2) at least every two years after an environmental testing
laboratory receives accreditation.
(b) Assessments may be announced or unannounced.
Source Note: The provisions of this §25.18 adopted to be effective September 12, 2002, 27 TexReg 8480