Authority: IC 16-19-3-4

Affected: IC 16-19-3-4

Sec. 41. "Soil horizon" means a layer of soil or soil material approximately parallel to the land surface and differing from adjacent genetically related layers in physical, chemical, and biological properties or characteristics such as:

1. (1) color;
2. (2) structure;
3. (3) texture;
4. (4) consistence;
5. (5) kinds and numbers of organisms present; and
6. (6) degree of acidity or alkalinity.

(Indiana Department of Health; 410 IAC 6-10.1-41; filed Oct 19, 2012, 2:07 p.m.: 20121114-IR-410120157FRA; readopted filed Sep 26, 2018, 2:48 p.m.: 20181024-IR-410180328RFA; readopted filed Nov 14, 2024, 1:24 p.m.: 20241211-IR-410230798RFA)