Air Emissions Permits
Applicants shall submit all air permit applications/forms by hard copy, with required fees, as directed on the relevant forms and submit an electronic copy of such application/forms to DEEP.BAM.AirPermits@ct.gov. Where the file size of attachments exceed the allowable limit, please contact DEEP.BAM.AirPermits@ct.gov to arrange an alternate method of submitting the electronic copy.
New Source Review | General Permits | Permit-by-Rule Notification Forms
Title V | Title IV | CAIR l Radiation l License Transfer
License Revocation Request Form
To request a revocation of a New Source Review Permit, Title V Permit, Title IV Permit, or a Registration issued under the former RCSA section 22a-174-2.
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License Revocation Request
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Application
PDF
02/17/22
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02/17/22
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Written Authorization Form |
N/A |
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Minor Modification Application for an Existing New Source Review Permit
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02/08/24
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Instructions
02/08/24 |
No Required Forms | N/A | |
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Revision Application for an Existing New Source Review Permit
(DEEP-NSR-APP-200R)
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02/08/24
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No Required Forms | N/A | ||
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(DEEP-NSR-APP-200)
Note: Depending on your proposed activity, you will need to use the main NSR form listed here and you will need to download one or more of the supporting documents listed below.
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Application
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Instructions
1/18/23
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Attachment A - Executive Summary
(DEEP-NSR-APP-222)
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Application | incorporated in main instructions (DEEP-NSR-INST-200) |
N/A
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| Attachment B - Applicant Background Information
(DEEP-APP-008)
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DEEP form; Refer to the main instructions (DEEP-NSR-INST-200)
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N/A
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Attachment C - Site Plan
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No DEEP form; Refer to the main instructions (DEEP-NSR-INST-200)
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N/A
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| Attachment D - USGS Map | Attach a topographic map showing the site. Refer to the main instructions (DEEP-NSR-INST-200) |
N/A
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Attachment E - Supplemental NSR Forms
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Forms 201 through 209- Attach the appropriate form based on the type of operation or equipment.
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Manufacturing or Processing Operations
(DEEP-NSR-APP-201)
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N/A
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Anaerobic Digesters
(DEEP-NSR-APP-201A)
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Application Word, PDF 01/18/23 |
Instructions 01/18/23 |
N/A | ||
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Fuel Burning Equipment
(DEEP-NSR-APP-202)
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Instructions
03/29/13 |
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N/A
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Incinerators or Flares
(DEEP-NSR-APP-203)
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N/A
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Crematory Units
(DEEP-NSR-APP-203A)
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Application
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Instructions
10/31/18
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Default Mercury Emission Factors for Permit Reviews 05/08/19 |
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Volatile Liquid Storage
(DEEP-NSR-APP-204)
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Application
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N/A
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Surface Coating or Printing Operations
(DEEP-NSR-APP-205)
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N/A
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Metal Plating or Surface Treatment Operations
(DEEP-NSR-APP-206)
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Application |
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N/A
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Metal Cleaning Degreasers
(DEEP-NSR-APP-207)
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Application
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Instructions
03/29/13
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N/A
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Concrete, Asphalt Concrete, Mineral Processing or Other Similar Equipment
(DEEP-NSR-APP-208)
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N/A
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Site Remediation Equipment
(DEEP-NSR-APP-209)
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Instructions 03/29/13 |
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N/A
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Air Pollution Control Equipment
(DEEP-NSR-APP-210)
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Application
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Instructions
03/07/23
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N/A | |
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Stack Parameters
(DEEP-NSR-APP-211)
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Application
09/08/14
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Instructions
09/08/14
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N/A
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Unit Emissions
(DEEP-NSR-APP-212)
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Application |
Instructions
07/10/14
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(Please "SAVE" then open these files - Be sure to enable macros before use)
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Attachment F - Premises Information Form
(DEEP-NSR-APP-217)
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N/A | |||
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Attachment G - Analysis of Best Available Control Technology
(DEEP-NSR-APP-214a)
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Application
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Instructions
03/29/13
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N/A | |
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Note: Depending on your BACT analysis determined by completing Attachment G, you will need to complete one or more of the following BACT forms listed below. Refer to the BACT Determination instructions (DEEP-NSR-INST-214)
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Attachment G1 - Background Search - Existing BACT Determination
(DEEP-NSR-APP-214b)
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Application
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Instructions
03/29/13
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N/A | |
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Attachment G2 - Cost/Economic Impact Analysis
(DEEP-NSR-APP-214c)
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Application
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Instructions
03/29/13
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N/A
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Attachment G3 - Summary of Best Available Control Technology Review
(DEEP-NSR-APP-214d)
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Instructions
03/29/13
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N/A | ||
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Attachment H - Major Modification Determination Form
(DEEP-NSR-APP-213)
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Application
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Instructions |
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N/A | |
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Attachment I - Prevention of Significant Deterioration (PSD) of Air Quality
(DEEP-NSR-APP-216)
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Application
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N/A | |||
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Attachment J - Non-Attainment Review Form (DEEP-NSR-APP-215)
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Application
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N/A | |||
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Attachment K - Operation and Maintenance Plan
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No DEEP Form; Refer to the main instructions (DEEP-NSR-INST-200) |
N/A
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Attachment L - Ambient Impact Analysis Form (DEEP-NSR-APP-218)
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Instructions |
Related Guidance
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Attachment M - Applicant Compliance Information
(DEEP-APP-002)
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DEEP form; Refer to the main instructions (DEEP-NSR-INST-200)
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N/A
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Attachment N - Marked Up Revised/Modified Permit
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No DEEP form; Refer to the main instructions (DEEP-NSR-INST-200)
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N/A
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| Attachment O - Coastal Consistency Review Form (DEEP-APP-004) |
DEEP form; Refer to the main instructions (DEEP-NSR-INST-200)
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N/A
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Attachment P - Copy of the completed Request for NDDB State Listed Species Review Form (DEEP-APP-007) and the NDDB response
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DEEP form; Refer to the main instructions (DEEP-NSR-INST-200)
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N/A
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Attachment Q - Conservation or Preservation Restriction
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No DEEP form; Refer to the main instructions (DEEP-NSR-INST-200)
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N/A
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Attachment R - Copy of the Written Environmental Justice Public Participation Plan Approval Letter
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No DEEP form; Refer to the main instructions (DEEP-NSR-INST-200)
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N/A
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General Permits
| On November 8, 2020, the General Permit to Limit Potential to Emit from Major Stationary Sources of Air Pollution (GPLPE) expired. The GPLPE was not reissued. Instead, the concepts of the general permit have been incorporated into RCSA section 22a-174-33a and RCSA section 22a-174-33b. To notify the department of operation and/or cessation of operation under RCSA sections 22a-174-33a and -3b, please complete the appropriate notification forms available on the Air Compliance Assurance Forms Webpage. |
Permit-by-Rule Notification Forms
To notify the DEEP that you elect coverage under a permit-by-rule regulation.
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Notification of Coverage under RCSA section 22a-174-3d
Combined Heat and Power Systems (CHP) Systems |
Notification Forms available on the Air Compliance Assurance Forms Webpage | |||
| Notification of Operation and/or Cessation of Operation Under RCSA sections 22a-174-33a & 33b |
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Title V and Title IV Permit Applications
| Permit Type and Related Information | Application Forms |
Instructions | Last Revised | Required Common Forms and Other Related Forms |
| Revision Application for a Title V or Title IV Permit
(DEEP-TV-APP-100R)
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03/18/24
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Related Forms
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| Minor Modification Application for an Existing Title V Permit
(DEEP-TV-APP-100MM)
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03/18/24
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Related Forms
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| Non-Minor Application for an Existing Title V Permit
(DEEP-TV-APP-100NMM)
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03/18/24
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Related Forms
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| New Title V Permit or Renewal of an Existing Title V Permit Application
(DEEP-TV-APP-100)
Note: You will need to use the main form listed here and you will need to download the supporting documents listed below. Review the main instructions for a summary of which supporting documents and attachments must be submitted.
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08/23/23
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Related Forms
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Supporting Documentation (Attachments A, C, D, D2, E, G) for the Title V Permit Application
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Title V - Attachment A: Executive Summary
(DEEP-TV-APP-105)
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instructions within main instruction | 01/29/14 |
N/A
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Title V - Attachment C: Operating Scenario General Information
(DEEP-TV-APP-101)
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instructions within main instruction | 01/29/14 |
N/A
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Title V - Attachment D: Emissions Unit Information Within Operating Scenarios
(DEEP-TV-APP-102)
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instructions within main instruction | 01/29/14 |
N/A
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Title V - Attachment D2: Generally Applicable Requirements
(DEEP-TV-APP-102B)
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instructions within main instruction | 01/03/13 |
N/A
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Title V - Attachment E: Total Regulated Air Pollutants Emitted Within Operating Scenarios
(DEEP-TV-APP-103)
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instructions within main instruction | 01/03/13 |
N/A
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Title V - Attachment G: Title V Compliance Plan
(DEEP-TV-APP-104)
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instructions within main instruction | 01/03/13 |
N/A
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| Title IV Acid Rain Permit Application | ||||
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Note: Use the Title IV Application Transmittal Form (DEEP-TIV-APP-100) to submit an application for a new, or initial, Title IV permit. Attach a completed EPA Phase II Acid Rain Permit Application to the completed Title IV Application Transmittal Form (DEEP-TIV-APP-100).
If you are applying for a renewal or a revision to an existing Title IV permit, please use the appropriate Renewal Application Form (DEEP–TV-APP-100) or Revision Application Form (DEEP-TV-APP-100R).
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Title IV Application Transmittal Form
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Title IV Application Transmittal Form Instructions
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06/10/19 |
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Clean Air Interstate Rule (CAIR)
| Permit Type and Related Information | Application Forms |
Instructions | Last Revised | Required Common Forms and Other Related Forms |
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Clean Air Interstate Rule (CAIR)
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05/07/12
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N/A |
Radiation
The future of Diagnostic and Therapeutic X-Ray Registration (DTX) and Radioactive Material and Industrial X-Ray (RMI) Registration is here! The Radiation Division is proud to announce their new on-line system to submit your DTX or RMI registration. To submit one of the following registrations, please refer to the Radiation web page for details.
| Permit Type and Related Information |
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Diagnostic and Therapeutic X-Ray Devices (Medical X-Ray) Registration
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Temporary Use Notification (for a registered vendor of diagnostic and therapeutic x-ray rdevices planning to make a site visit within Connecticut)
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Radioactive Materials and Industrial Device Registration(Ionizing Radiation)
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Temporary Use Notification (for an out of state registrant of radioactive and industrial x-ray devices planning to make a site visit within Connecticut)
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Air Compliance, Monitoring and Reporting | Air Permitting
Content Last Updated March 27, 2024