Pennsylvania Tier II Reporting: Deadline, Filing Method & Fees

Facilities in Pennsylvania storing hazardous chemicals above EPA reporting thresholds file an annual Tier II report through PATTS (PA DEP). Log in to PATTS and enter data manually.

Quick facts
Manual portal entry
Filing deadline
Mar 1 (federal baseline)
Accepts .t2s file
No — manual entry
Filing fee
Per-chemical fee — check PATTS for current rates
Portal
LEPC copy required?
Submit PDF to county LEPC
Fire dept copy required?
Submit PDF to local fire department
Routing data independently sourced and verified — check Pennsylvania’s current guidance before submitting, as requirements can change.
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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
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