Mechanical HVAC Permits are required for any installation or modification of heating/cooling systems, smoke control systems, hood and ventilation systems, or engineered water heater/heating appliance vents.
Note: Projects submitted prior to January 1, 2022 are subject to the 2020 LA City Codes -- see all updated documents on the 2020 Code Documents page.
Note: Projects submitted after January 1, 2017 must comply with the 2017 LA City Codes -- see all updated documents on the 2017 Code Documents page.
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