35 Ill. Adm. Code 830.502
Compost Classes
Section 830
Section 830.502 Compost
Classes
For the purpose of this Part,
end-product compost must be classified in the following manner:
a) General Use Compost: End-product compost which meets the
standards set forth in Section 830.503.
b) Designated Use Compost: End-product compost which does not
qualify as general use end-product compost. Designated use compost must be
used only
as daily cover or vegetative amendment in the final layer
at a
landfill. (Section 22.33(c) of the Act.)