Shed Rules: Rialto vs San Bernardino
How do shed rules rules compare between Rialto, CA and San Bernardino, CA?
San Bernardino has fewer restrictions than Rialto.
Rialto, CA
San Bernardino County
Detached accessory structures including sheds are regulated under Rialto Municipal Code Title 18 (Zoning), Chapter 18.06 (Zone Regulations). Sheds 120 square feet or smaller are exempt from a building permit under the California Building Code (CBC) as adopted by Rialto Municipal Code Title 15, but still must comply with zoning setbacks, height, and lot-coverage rules.
View full Rialto rules →San Bernardino, CA
San Bernardino County
Sheds up to 120 sq ft in San Bernardino do not require a building permit under the California Residential Code, but must meet zoning setbacks, height limits, and fire clearance rules.
View full San Bernardino rules →Key Facts Comparison
| Fact | Rialto | San Bernardino |
|---|---|---|
| Permit threshold | 120 sf or less exempt under CBC §105.2 (Title 15 adoption) | - |
| Setbacks | Per zoning district in RMC Ch. 18.06 | Typically 5 ft from side and rear property lines |
| Enforcement | Rialto Community Compliance | - |
| Airport overlay | Height limits near Rialto Municipal Airport | - |
| Permit exemption | - | Sheds up to 120 sq ft exempt under CRC R105.2 |
| Height | - | Generally 12 to 15 ft maximum in residential zones |
| Utilities | - | Any electrical, plumbing, or gas needs a separate permit |
| Fire zones | - | Chapter 7A materials may apply in VHFHSZ |
Highlighted rows indicate differences between cities.
Rialto FAQ
Do I need a permit for a small backyard shed in Rialto?
No building permit is needed for a detached shed 120 sf or smaller, but you still must meet RMC Chapter 18.06 setbacks and lot-coverage rules. Anything larger or any shed with electrical/plumbing needs a permit from Building & Safety.
Can my shed sit on the property line?
No. Rialto Municipal Code Chapter 18.06 sets minimum side and rear yard setbacks by zoning district. Check your zone before placing a shed.
San Bernardino FAQ
Do I need a permit for a small backyard shed?
Not if it is one story, 120 sq ft or less, and has no electricity, plumbing, or gas; zoning setbacks still apply.
How close to the fence can I put my shed?
Typically no closer than 5 ft from side and rear property lines; check the San Bernardino Development Code for your exact zone.
Is a permit needed for a shed with electricity?
Yes. Electrical connections always require a separate electrical permit and inspection regardless of the 120 sq ft exemption.
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