Air Quality Compliance

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Maryland's Air Quality Compliance Program

T​he Air Quality Compliance Program works to ensure compliance at stationary sources of air pollution. The Compliance staff conducts inspections, responds to complaints, provides compliance assistance and pursues enforcement actions when necessary.

Smoke School - - Fall Session

Visible Emissions Evaluation Training and Testing Next Course: November 3 - 5, 2020

Location: Community College of Baltimore County (CCBC) - Essex Campus

The classroom session will be held Tuesday beginning at 8:30 a.m. There will be no field session on Tuesday. The field sessions will be held on Wednesday and Thursday beginning at 8:00 a.m. each day.

Classroom session: November 3, 2020
Classroom location:  On-line.  Due to social distancing guidelines, the classroom session will be conducted on-line.  Additional information will be provided after registration.

Field sessions 
Wednesday, November 4, 2020 beginning at 8:00 a.m.
Thursday, November 5, 2020 beginning at 8:00 a.m. 
(A total of 10 runs will be conducted over 2 days.)

The field sessions will be held in Parking Lot 3 (same as previous years).  There will be increased social distancing required and masks required on campus.

General Information
Visible Emissions Evaluation Training an​d Testing Courses are held at CCBC Essex approximately every six months. Registration is coordinated through the Community Colleges of Baltimore County. To register for this smoke school, call (443) 840-4700.

Additional Smoke Schools are available at other locations and on a different schedule than listed here. An internet search of "Smoke Schools in Maryland" will give you information about other programs in the area. 

Information for Dry Cleaners

Click here for a summary about the permit requirements for Perc Dry Cleaning. 

Click to download and print the 2020-2021 Dry Cleaner Calendar. Dry Clean Calendar 2020-21.pdf​.

Reminder:  After December 21, 2020 PERC dry cleaner machines are banned in co-residential buildings.  This includes apartment buildings which may have commercial businesses on the first floor.  Those commercial businesses can no longer include dry cleaners.

The MACT Standard:  § 63.320 Subpart M—National Perchloroethylene Air Emission Standards for Dry Cleaning Facilities

(page 465) 5(i) After December 21, 2020, the owner or operator shall eliminate any emission of PCE from any dry cleaning system that is located in a building with a residence.

The full CFR regulation can be found by following this link.

Emissions Certification Reports are Due Annually by April 1

Beginning with the 2010 emissions year, ARA is requiring that all Title V facilities report emissions of hazardous air pollutants (HAPS) from all registered equipment including fuel burning sources. These emissions will be due annually on April 1st, along with the rest of the certified emissions. To review the Emissions Certification letter, click here​ (pdf). 

The Emissions Certification Report is to be completed on forms provided by the Department. Use the web links below to access the forms.

  • Form 1 - General Facility Information
  • Form 2 - Criteria Air Pollutants
  • Form 3 - Criteria Air Pollutant: PM
  • Form 4 - Toxic Air Pollutants
  • Form 5 - Billable Toxic Air Pollutants
  • Form 6 - Greenhouse Gas Air Pollutants

To review a list of the 192 Toxic Air Pollutants, click here.
This list includes the deminimus reporting values in lbs per hour and tons per year.

  • Remember to include supporting calculations and a toxics certification statement.
  • Call us at (800) 633-6101 ext. 3220 for more information.

Do you need the latest AP-42 Emission Factors or emissions estimation software?

If so, check out EPA's Office of Air Quality Planning and Standards Clearinghouse for Inventories and Emission Factors (CHIEF) at This site provides access to the latest information and tools for estimating emissions of air pollutants.

ARA is requiring all Title V facilities to report emissions of hazardous air pollutants (HAPS) from all registered equipment, including fuel burning sources. Click here for more information.

New -- Emission Certification Forms in Excel Spreadsheet format

Click on the link below to download the Emission Certification Report Forms in Excel spreadsheet format.  Forms 2-6 are included, along with some general instructions.  Click here.

Compliance Certification Report due annually by April 1

Those facilities which have been issued a Part 70 Operating Permit (Title5) are required to certify compliance each year. The Compliance Certification Reports are due by April 1 for the previous year.

The Compliance Certification is to be completed on forms provided by the Department and the EPA. Use the web links below to access the forms. 

The report should be mailed to the following address:

Maryland Department of the Environment
Air and Radiation Administration
1800 Washington Boulevard, Suite 715
Baltimore, Maryland 21230-1720

Attention: Daniel Davis, Compliance Program

  • EPA requests that the Compliance Certifications also be submitted electronically to the following address:
  • To get a copy of the Annual Compliance Certification Form, (A-COMP), or the Semi-annual Monitoring Report Form (SIXMON), from EPA's Operating Permits Program site, click here.
  • To view Maryland's Part 70 Compliance Certification Letter, click here​.
  • The Certification form for Section III - Plant-wide Conditions is located here.

Do you have an air pollution complaint?

If so, call (410) 537-3215  to report it.

Maryland's Open Burning Ban

In effect annually between June 1 and September 1.

As in past years, a seasonal open burning ban will be imposed in: Anne Arundel, Baltimore, Calvert, Carroll, Cecil, Charles, Frederick, Harford, Howard, Montgomery, and Prince George's counties and Baltimore City.

The ban includes the open burning that is primarily used as a form of disposal of certain waste materials by individuals, farmers, and developers.

The ban does not affect backyard barbecue grilling or open fires for recreational purposes, such as campfires. Public officers may authorize certain other types of fires.

See COMAR 26.11.07 for more information.

Contact Information

For additional information about the Air Quality Compliance Program call (410)537-4225  or send an email here:​​​