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San Diego

A collection of 8 posts

City changes fees mid-project: San Diego ADU fee increases

Short answer: some 2026 San Diego fee increases can apply to projects already in review, but many fees are grandfathered if your application reached specific milestones before the fee effective date. Check the city’s published effective date and compare it to your file’s official timestamps (intake stamp, permit

Finance or Defer San Diego ADU Permit Fees in 2026

You can often avoid paying San Diego ADU permit fees up front by using a city installment or deferral, qualifying for a fee waiver tied to affordability commitments, or borrowing to cover fees. Which option fits you depends on your 2026 eligibility: income limits (AMI bands), whether you’ll record

How to apply and pay ADU permit fees in San Diego (2026)

Short answer: yes — in 2026 most San Diego ADU permit applications and fee payments can be completed online through the City of San Diego Development Services Department portals: the Accela-based Online Permit/Plan Check Portal and the ePlan electronic plan review site. Start by logging into the permit portal

City and County Charges to Include in San Diego ADU Bids — 2026

Answer: Contractors should budget both predictable permit/plan-check/inspection charges and variable pass-throughs (sewer, stormwater, impact fees, utility hookups) when pricing San Diego ADUs for 2026. Expect a working allowance roughly in the mid-thousands to low tens of thousands of dollars beyond construction costs depending on ADU

San Diego ADU fees 2026: detached, attached, conversion

Accessory Dwelling Units

San Diego ADU fees 2026: detached, attached, conversion

Short answer: conversions (garage-to-ADU or junior ADUs) usually have the lowest permit-related fees in San Diego, attached ADUs are in the middle, and detached ADUs typically carry the highest fees. Conversions cost less because they often reuse existing foundations and utility services and require less plan review;

Permit Fee Exemptions for Affordable ADUs in San Diego 2026

Permit Fee Exemptions for Affordable ADUs in San Diego 2026

Yes — in 2026 the City of San Diego can waive, reduce, or defer several permit- and impact-related fees for ADUs that are deed-restricted and rented at specified affordable levels. The city’s relief applies only if you meet specific eligibility rules (income targeting, a recorded affordability covenant with

ADU permit fees in San Diego (2026) for 500–1,000 sq ft

ADU permit fees in San Diego (2026) for 500–1,000 sq ft

Short answer: expect permit-related costs for a 500–1,000 sq ft ADU in San Diego in 2026 to range roughly from $3,000 on the very low end to $30,000 at the high end, with many typical detached ADUs falling in the $8,000–$18,000 band.

San Diego ADU permit fees 2026 — costs, exemptions & planning

Accessory Dwelling Units

San Diego ADU permit fees 2026 — costs, exemptions & planning

You want to add an ADU in San Diego in 2026 and need a clear picture of the permit fees, possible waivers, and how to budget. Expect plan-check/building permit fees, inspection fees, and possibly sewer, water-meter, or regional impact fees; typical permit-related totals range from a