By entering information into this portal, you are requesting confidential regulatory and technical assistance from the IDEM Compliance and Technical Assistance Program as indicated in Indiana Code 13-28. It is understood that such assistance will be held in confidence as required by Indiana Code 13-28-3-4.

The CTAP Portal is not to be used for filing complaints. Please call the IDEM Complaint Coordinator at 800-451-6027 Option 3 or submit online.

The CTAP Portal is not to be used to report an environmental emergency. Call IDEM's 24-Hour Emergency Spill Line toll free at (888) 233-7745 or (317) 233-7745.

Please visit About CTAP to view the user guide and portal demonstration video.

Please sign in to open a new case or to view a list of your existing cases.