Section 16-41-25-8.7 - Nonresidential onsite sewage system; site suitability(a) As used in this section, "lot" means the parcel of real property on which any one (1) of the following has been constructed or is proposed for construction: (1) An apartment building.(2) A church or other place of worship.(3) A commercial establishment.(4) A condominium.(5) A medical facility.(6) A motel.(7) An office building.(8) A restaurant.(9) A school.(b) A nonresidential onsite sewage system (as defined in IC 16-19-3.5-3.5) may be installed in a lot described in subsection (a) if at least one (1) site on the lot is determined to be suitable for the installation of the nonresidential onsite sewage system (as defined in IC 16-19-3.5-3.5).