ADU Regulations in Tehama, California (2026)
Summary from local ordinance data. Verify with city planning for your specific lot.
Regulations at a glance
| Rule | Value |
|---|---|
| Max ADU Size | 1200 sq ft |
| Side Setback | 4 ft |
| Rear Setback | 4 ft |
| Max Height | 35 ft |
| Approval Type | Ministerial (by-right) per Gov Code §65852.2 |
| Parking Requirements | false |
Local rules & notes
20-Minute Application Review: The county planning department reports an extremely efficient internal process for ADU intake and review. HOA CC&R Enforcement: The county proactively informs homeowners associations that private restrictions against ADUs are legally void. Lower Multifamily Impact Fees: The county applies a lower impact fee rate for multifamily units, which includes ADUs, compared to single-family homes.
For the official ordinance and latest updates, check your city or county planning department.
Frequently asked questions about ADU regulations in Tehama
What is the maximum ADU size in Tehama, California?
In Tehama, the maximum ADU size is typically 1200 square feet, depending on whether the unit is attached or detached. California state law allows up to 1,200 sq ft for detached ADUs and 800 sq ft for attached in many jurisdictions; Tehama may follow state defaults or have local limits. Verify with Tehama planning for your specific lot.
What are the setback requirements for ADUs in Tehama?
In Tehama, typical setback requirements are 4 feet from the side property line and 4 feet from the rear. These may be reduced to 4 feet under California Government Code § 65852.2 where applicable. Check with Tehama planning for overlay zones or design standards that could affect your site.
What is the maximum height for an ADU in Tehama?
In Tehama, the maximum height for an ADU is generally 35 feet. State law often allows up to 16 feet for detached ADUs and up to 25 feet when within 4 feet of the property line in some cases. Confirm with Tehama or county planning for your zone.
Is ADU approval ministerial in Tehama?
In Tehama, ADU approval is typically Ministerial (by-right) per Gov Code §65852.2. Ministerial (by-right) review means the city must approve qualifying applications without discretionary review, per California Gov Code § 65852.2. Your project must still meet objective standards; Tehama planning can confirm the exact process.
Are there parking requirements for ADUs in Tehama?
In Tehama, parking for ADUs is generally false. California law often waives parking for ADUs within a half-mile of transit or in certain historic districts. Check with Tehama planning for your address.
Check if your specific address qualifies
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