1. (a) "Biosolid" means solid, semisolid, or liquid residue generated during the treatment of domestic sewage (as defined in 327 IAC 6.1-2-16) in a treatment works (as defined in 327 IAC 6.1-2-57) including the following:

   1. (1) Scum or solids removed in primary, secondary, or advanced wastewater treatment processes.
   2. (2) A material derived from biosolid.
   3. (3) An industrial waste product that contains domestic sewage or material under subdivision (1) or (2).

2. (b) The term does not include:

   1. (1) ash generated during the firing of a biosolid in a biosolid incinerator; or
   2. (2) grit and screenings generated during preliminary treatment of domestic sewage in a treatment works.

As added by P.L.98-2026, SEC.2.