- Board Adopts Second-Notice Proposal Adding Indoor Inhalation Pathway to TACO
The Board, on March 7, 2013, proposed amendments to the Tiered Approach to
Corrective Action Objectives (TACO) rules (35 Ill.
- As proposed at first notice, the second-notice amendments also reflect the
addition of 13 chemicals to the TACO tables, update physical and chemical parameters,
and revise toxicity values.
- First, an
institutional control must be placed on the property whenever the indoor inhalation
remediation objectives applied at the site rely upon the assumed presence of a building
with a full concrete slab-on-grade or a full concrete basement floor and walls.
- The final amendments will provide t...
Board Adopts Second-Notice Proposal Adding Indoor ... 
