Following are steps in the Interim Approval process for a Significant Permit Revision or Significant Source Modification, which includes a public comment period.
- Read all forms and guidelines before drafting the petition.
- Calculate the potential to emit of the proposed construction.
- Determine all applicable rules and regulations (state and federal).
- Draft the Petition for Interim Significant Permit Revision or Petition for Interim Significant Source Modification, Public Notice, and Affidavit of Construction (see the Interim Approval Information page).
- Sign and date the drafted Petition.
- Sign and date the Affidavit of Construction and have it notarized.
- Fill out the Interim Petition Checklist (see the Interim Approval Information page).
Send one (1) signed hard copy of the original application packet and the appropriate non-refundable filing and review fee by courier mail or hand delivery directly to IDEM’s Office of Air Quality (OAQ). In addition, place one (1) copy of the application packet at a public library in the county where the source is located (preferably at the local public library nearest to the source in the county where the source is located). Please do not send your application to any other offices or individuals at IDEM, as this will delay receipt and processing of your application.
Make the fee payable to Indiana Department of Environmental Management. Please choose the account number for the interim permit according to the type of source where the new construction will be located and write this account number on the check:
- Minor Source Operating Permit: 3240-140600- 411000
- Title V Source: 2760-150000- 410500
- FESOP or SSOA Source: 2760-150000- 410400
The fee is:
- Title V $793
- FESOP $793
- SSOA $793
- MSOP $500
A permit application shall be submitted at the same time as the submission of the interim petition. The applicant shall:
- Publish a public notice in the largest circulated newspaper where the source is located.
- Submit the proof of publication notice to OAQ.
Public Comment Period for the Significant Permit Revision or Significant Source Modification:
There will be fourteen (14) calendar days from the date of the publication of the notice for the interested parties to comment, plus three (3) working days to accommodate the mail delivery of the comments.
OAQ will approve or deny the petition for a Significant Permit Revision or Significant Source Modification within:
- Seventeen days after the publication of the public notice if no comments are submitted within the public comment period, or
- Thirty-one (31) days after the publication of the public notice if comments are submitted within the public comment period, or
- Nineteen days after the receipt of the petition for the interim.
whichever is the later date.