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California Homeowners

Everything ADUDesk publishes on California Homeowners, across every category.

Permits

ADU Fire Sprinkler Requirements in California: The 2026 Homeowner’s Guide

What if the decision to install fire sprinklers in your new ADU had nothing to do with the size of the unit, but everything to do with the house you already live in? For many California homeowners, the difference between a streamlined permit and a multi-thousand dollar plumbing surprise comes down to a single, often misunderstood regulation. It's frustrating to feel like the goalposts keep moving while you're just trying to add value to your property. You want clear answers, not a dense stack of building codes that seem to contradict each other.

13 min readRead Article

  • ADU Payment Schedule: California Homeowner’s Guide 2026

    In California, your contractor cannot legally ask for more than $1,000 or 10% of the project total as a down payment, whichever is less. Even for a $300,000 detached unit, that initial check remains capped at just one thousand dollars. Establishing a compliant adu contractor payment schedule is your best defense against project delays or unfinished work. We know that handing over significant funds before a shovel hits the dirt feels like a massive risk. It's natural to worry about mechanics' liens or paying for craftsmanship that doesn't meet your standards.

    12 min read

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