Illinois Tier II Reporting: Deadline, Filing Method & Fees

Facilities in Illinois storing hazardous chemicals above EPA reporting thresholds file an annual Tier II report through Tier II Manager (IEMA). Log in to IEMA Tier II Manager — .t2s not accepted.

Quick facts
Manual portal entry
Filing deadline
Mar 1 (federal baseline)
Accepts .t2s file
No — manual entry
Filing fee
No fee
Portal
LEPC copy required?
Routed via IEMA
Fire dept copy required?
Print PDF from IEMA
Routing data independently sourced and verified — check Illinois’s current guidance before submitting, as requirements can change.
Get an email before Illinois's Tier II deadline
Illinois
Deadline reminder emails only — unsubscribe anytime. No account needed.
Prepare your Illinois Tier II filing in HazRecord

Organize chemical inventory, SDS records, and threshold tracking — then generate a pre-filled data sheet for faster portal entry.

Start freeLook up another state
Related reading
Do I need to file Tier II? A simple facility checklistUnderstanding Tier II reporting thresholdsManaging Tier II for multiple clients? See our founding consultant program
Other states
AlabamaAlaskaArkansasCaliforniaView all states →