Best Available Control Tech.

Best Available Control Technology (BACT)


June 24, 2021 | 2:00 p.m. - 4:00 p.m.

Remote Meeting has been scheduled to present proposed updates to the BACT Guidelines.

Pursuant to Governor Newsom's Executive Orders N-25-20 (March 12, 2020) and N-29-20 (March 17, 2020), the BACT Scientific Review Committee meeting will only be conducted via video conferencing and by telephone.  Please follow the instructions below to join the webinar meeting remotely.  Teleconference locations do not need to be disclosed nor open to the public.


(Instructions also provided at bottom of the agenda)

Join Zoom Webinar Meeting -  from PC or Laptop
Zoom Webinar ID: 943 1740 5856 (applies to all)

 Teleconference Dial In

+1 669 900 6833

One tap mobile


Audience will be allowed to provide public comment through telephone or Zoom connection during public comment periods.

Phone controls for participants:

 The following commands can be used on your phone's dial pad while in Zoom Webinar meeting:

                                                           *6 - Toggle mute/unmute

                                                           *9 - Raise hand

The Agenda will be available at

To obtain a permit from South Coast AQMD, owners and/or operators of equipment that emits air contaminants may be required to comply with the new source review (NSR) requirements of South Coast AQMD's Regulation XIII or Rule 2005 (PDF). One possible requirement is the application of Best Available Control Technology (BACT).

What's New! To receive notices of BACT Scientific Review Committee meetings and new BACT determinations, please sign up for South Coast AQMD's News reports.

If you have any questions or comments, please contact: BACT Team

The BACT Guidelines are in the process of periodic updates as new BACT determinations and Guidelines are established.

Ask the South Coast AQMD BACT Team
(909) 396-2516
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South Coast Air Quality Management District

21865 Copley Dr, Diamond Bar, CA 91765



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