Future Regulatory Measures

State law (Health and Safety Code Section 40923) requires the Air Pollution Control District (APCD) to annually publish a list of regulatory measures that are scheduled or tentatively scheduled for consideration during the calendar year.

This list should not be construed as a commitment to adopt a particular rule or rule amendment; it is simply a list of possible rulemakings that the APCD may consider during the calendar year.

If additional information is needed, please email Rule Development or contact the Rule Development staff.

To receive email notifications of Workshops, Compliance Advisories, Public Notices and rule updates, please subscribe to the APCD’s email update service.

The following rules are tentatively proposed for consideration of adoption or amendment in 2021.


Rule Number

Rule Name

12 Registration of Specific Equipment
19.3 Emission Information 
20.1 New Source Review - General Provisions
20.4 New Source Review - Portable Emission Units
40 Permit and Other Fees
42 Hearing Board Fees 
67.18 Marine Coating Operations
67.25 (New) Composting and Related Operations
69.3 Stationary Gas Turbine Engines - RACT
69.3.1 Stationary Gas Turbine Engines - BARCT
1206 Asbestos Removal, Renovation, and Demolition 
1210 Toxic Air Contaminants - Public Health Risks, Notification, Risk Reduction
1401 Title V Operating Permits - General Provisions 
1415 Permit Process - Public Notification
69.7 (New) Landfill Flares

The following rules are listed in the event that additional adoptions or amendments are required or needed in 2021.

Rule Number

Rule Name

2 Definitions
11 Exemptions from Rule 10 Permit Requirements
18 Action on Applications
19.2 Continuous Emission Monitoring Requirements
19.4 (New) Continuous Emission Monitoring, Quality Assurance, and Quality Control
20.3.1 (New) Prevention of Significant Deterioration (PSD)
26.0 Emission Reduction Credits (ERCs)-General Requirements
53 Specific Air Contaminants
59 Control of Waste Disposal Site Emissions
59.1 Municipal Solid Waste Landfills 
60.1 Limiting Potential to Emit at Small Sources
67.21 Adhesive Materials Application Operations
1200 Toxic Air Contaminants - New Source Review
1502 (New) Transportation Conformity
Regulation X Standards of Performance for New Stationary Sources (Administrative Updates)
Regulation XI National Emission Standards for Hazardous Air Pollutants (Administrative Updates)
TBD (New) Indirect Source Rule 
TBD (New) Charbroiling Rule 

Please note that the rules listed above are subject to refinement during the rule development process.