P.O. Box 4313
Baton Rouge, LA 70821-4313
Phone: (225) 219-3181
Fax: (225) 219-3309

The Air Permits Division (APD) within the Office of Environmental Services is responsible for preparing the following types of air permits:

·         Part 70 (Title V) Operating

           §        General Part 70 (Title V) Operating

·         Prevention of Significant Deterioration (PSD)

·         Nonattainment New Source Review (NNSR)

·         State (Minor Source)

           §        Standard Oil and Gas Air (SOGA)

·         Acid Rain (Title IV)

·         Clean Air Interstate Rule (CAIR)

·         Clean Air Mercury Rule (CAMR)

·         Regulatory

The APD also handles a number of other actions, including requests for administrative amendments, authorizations to construct, changes of tank service, Emission Reduction Credit (ERC) certificates, exemptions to test, small source exemptions, and variances.  See the Permits Procedures Manual for a more thorough description of these documents.

The Asbestos and Lead programs are also within the APD.

• Do I Need an Air Permit?

• What's New?

• Air Permit Application Forms (UPDATED!) 

• Louisiana Guidance for Air Permitting Actions, 02/26/08 version (Revised Air Permit Procedures Manual)  (UPDATED!)
  The primary purpose of this manual is to document standard instructions and information to be used for the permit application process in Louisiana. 

• Expedited Permit Program

• Public Notices 

• Facility Name Change, Operator Change, and/or Ownership Change Requirements 

• Delegation of EPA's Authority

• Air Permit Data Upload (APDU): Due to the migration of the TEMPO database to Version 11, APDU is temporarily unavailable. We regret any inconvenience this may cause.

• Updates to Air Permits Procedures and Guidance Documents

• Case By Case Insignificant Activities 

• Comprehensive Toxic Air Pollutant Emission Control Program
  • Information about Toxic Air Pollutants
  • MACT Determinations

• Louisiana Consolidated Fugitive Emission Program (LCFEP) 
  • Source Notice and Agreement
  • Fugitive Emission Program Consolidation Guidelines
  • Consolidated Fugitive Emission Program Stringency Table
  • EPA Approval of Initial LCFEP MOU
  • EPA Approval of Revisions to MOU  

• Emission Reduction Credits (ERC) Banking

• Air Quality Modeling
  • LDEQ's Air Quality Modeling Procedures - August 2006   
  • EPA's Air Quality Modeling Procedures (SCRAM)  

• Where Do I Send My Information? 

• Useful Links

• Contact Us.  If you have questions about one of the topics below, click on the link to send an e-mail to the APD.
  • Part 70 (Title V) Permits
  • Air Toxics
  • Oil and Gas
  • Minor Source Permits
  • ERC Banking
  • New Source Review
  • Permit Format & Other TEMPO-Related Questions
  • Other questions?  Not sure who to call?

    Contact LDEQ’s Customer Service Center at 225-219-LDEQ (5337) or toll free at 1-866-896-LDEQ (5337) between 8 a.m. - 4:30 p.m., Monday through Friday.