(a) The executive secretary shall ensure that specimens obtained for testing under this subchapter are stored and delivered to the testing laboratory in a manner that ensures the integrity of the specimens.
(b) A person may not tamper with or attempt to tamper with a specimen taken for testing under this subchapter.

Source Note: The provisions of this §311.305 adopted to be effective October 21, 1999, 24 TexReg 8973