Accessory Dwelling Unit - The Housing Ledger

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Accessory Dwelling Unit

A collection of 2 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

Can you build an ADU in Phoenix? Zoning, permits, costs

Accessory Dwelling Unit

Can you build an ADU in Phoenix? Zoning, permits, costs

Short answer: often yes — many single-family lots in Phoenix can support an ADU, but you must confirm zoning, site constraints, and the permit process before spending on plans. Phoenix allows ADUs on many single-family residential parcels inside city limits; if your property is in unincorporated Maricopa County, county