Ind. Code § 3-5-2-48.5
"Testing authority" means an independent test authority or independent laboratory:
As added by P.L.3-1997, SEC.14. Amended by P.L.126-2002, SEC.8; P.L.66-2003, SEC.2; P.L.221-2005, SEC.6; P.L.128-2015, SEC.3.