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​​Baghouses  are a type of Air Pollution Control Equipment (APC) that capture emissions using fabric tubes (socks), cartridges or envelopes.  Baghouses are used in a number of different industries, such as wood product manufacturing, concrete batch plants, metal manufacturing and aggregate handling operations.  Regardless of the media, most baghouses have the potential to emit particulate matter indirectly through capturing particles and the handling of the waste.

Who Needs a Permit?

  • All Operations if they have the potential to emit 2 or more pounds per day, pursuant to Rule 201, section 122.

  • Woodworking operations venting a sanding process if the exhaust flow rate is greater than or equal to 750 cfm³.

  •  Woodworking operations venting a non-sanding processes (sawing, carving, drilling, routing, etc.) vented to a cyclone and/or baghouse require a permit if the exhaust flow rate 6,075 cfm³.

  •  Woodworking operations venting a combined processes vented to a common cyclone and/or baghouse require a permit if exhaust flow rate  3,400 cfm³.

Permit Fees 

New Installations: 

  • Use Schedule 1 of fee rule  (see Rule 301, section 308.2).  Fees are based on the size of the electric motor on the device.   Use the Initial Permit Fee column for new installations or equipment not previously permitted.


  • For modifications of permitted equipment resulting in an increase in  rating, the fee is assessed in accordance with fee schedule 1 (see Rule 301, section 308.2) based on the incremental increase in rating.

  • For modifications resulting in no increase in rating, the fee shall be based on Rule 301 section 306.2.

Equipment Installed Without an Authority to Construct: 

  • As per Section 302.1 of Rule 301, any person installing/operating regulated equipment without obtaining a permit from the Sac Metro Air District first, will be required to pay permit renewal back fees for each year of unpermitted operation, to a maximum of 3 years, in addition to the initial permit fee. 

Permit Application Completeness Determination

An application will not be accepted for processing until it is deemed complete. The following will be required in order for the Sac Metro Air District to make a completeness determination.

  • Completed application Forms G100, G101, BA100 and HRA100. with the original signature of the owner/proprietor or responsible officer of the company.

  • Applicable permit fee in accordance with Rule 301.

  • Any additional information that may be requested in order to perform a health risk assessment or to better understand the process or the applicability of regulation

 Documents / Forms



Application Instructions - BA100 Instructions - BA100.pdfApplication Instructions - BA100Application Instructions
BA100 - Baghouse - BaghousePermit Application Forms
G100 - General Application Form - General Application FormPermit Application Forms
G101 - General Information - General InformationPermit Application Forms
HRA100 - Health Risk Assessment Form - Health Risk Assessment FormPermit Application Forms

Related Rules

Rule Date Last Amended
Permitting Page
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