2 rules for unincorporated Marin County, California.
Verified from official government sources
Marin County Code Chapter 22.62 (Tree Removal Permits) requires a permit to remove protected native trees including Coast live oak, California bay, Douglas fir, and Coast redwood — and stricter rules apply to heritage trees. Removing more than two protected trees on a developed lot in 12 months triggers permitting.
Marin Municipal Water District (Marin Water) rules prohibit landscape irrigation between 9 AM and 7 PM, limit overhead sprinkler watering to twice per week, and allow drip irrigation up to three times per week. Watering is prohibited during and within 48 hours after rainfall.
California Model Water Efficient Landscape Ordinance (MWELO)
New development and retrofitted landscape water efficiency standards are governed by the Model Water Efficient Landscape Ordinance (MWELO) . The MWELO is also referenced by Title 24, Part 11, Chapters 4 and 5 CalGreen Building Code. All local agencies must adopt, implement, and enforce the MWELO or a local Water Efficient Landscape Ordinance (WELO) that is at least as effective as the MWELO. Us...
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