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Rule 1118.1 - Control of Emissions from Non-Refinery Flares

Compliance Support Page

Flowchart of Requirements and Schedule

Note: Capacity thresholds only apply to open flares or flares combusting digester gas, landfill gas, or produced gas.

PR1118.1 flowchart

* Those choosing to install new flare will be required to apply for an air quality permit

Rule 1118.1 requires facilities to submit notifications to the SCAQMD.  The following PDF fillable forms shall be used to comply with those requirements:  

Notification Form

Reason to Submit

When to Submit

Notification of Flare Inventory and Capacity

Facility subject to Rule 1118.1 and operating an open flare or a flare combusting digester gas, landfill gas, or produced gas shall provide number of flares, size and capacity.

February 4, 2019

Notification of Annual Percent Capacity Greater than Threshold (available soon)

The annual percent capacity of a flare or flare station is greater than the applicable threshold listed in Table 2 – Annual Capacity Thresholds.

No later than 30 days from the end of each calendar year when the flare or flare station’s annual percent capacity is greater than the applicable Annual Capacity Thresholds.

Notification of Intent (available soon)

To identify the proposed action to reduce flaring when the annual percent capacity of the flare or flare station is greater than the applicable threshold listed in Table 2 – Annual Capacity Thresholds for two consecutive calendar years.

Within 60 days from the end of the second consecutive calendar year when the annual percent capacity is greater than the applicable Annual Capacity Threshold.

Notification of Flare Throughput Reduction (available soon)

To indicate the compliance strategy to reduce flare throughput below the applicable threshold listed in Table 2 – Annual Capacity Thresholds.

6 months, or within 12 months for a Publicly-Owned facility, from the end of the second consecutive calendar year when the annual percent capacity is greater than the applicable Annual Capacity Thresholds

Notification of Increments of Progress (available soon)

Form submitted by a facility to indicate the actions that have been completed, the actions yet to be completed, and any changes to the original notification of a flare throughput reduction project.

Within 13 months from the end of the second consecutive calendar year when the annual percent capacity is greater than the applicable Annual Capacity Thresholds, and annually thereafter, until the end of the first year the annual percent capacity is reduced to or below the applicable Annual Capacity Thresholds


Rule 1118.1 requires facilities to comply with recordkeeping requirements, and the following forms can be used to comply with those requirements:

Annual Throughput Recordkeeping
Total Annual Heat Capacity Recordkeeping

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South Coast Air Quality Management District

21865 Copley Dr, Diamond Bar, CA 91765

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