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    Guide

    What Is a Plumbing COC and Do I Need One?

    A Plumbing Certificate of Compliance (COC) is a legal document confirming your home's plumbing meets current South African standards. It's required when you sell a property in many municipalities (notably Cape Town and parts of Joburg) and often requested by insurers and managing agents.

    What a Plumbing COC covers

    Hot water installation (geyser): pressure valves, vacuum breakers, drip tray, isolator switch. Cold water terminal fittings: anti-syphon and flow rates. Waste pipework: traps, falls, vents. Back-flow prevention on irrigation and pool top-ups.

    When you need one

    Property transfer in Cape Town municipality. Some buyers, insurers and managing agents in Gauteng request one even where not legally required. After major plumbing work — replacement geyser, complete bathroom remodel, new build sign-off.

    What it costs

    R1,500–R2,500 for an inspection and certificate where the installation is already compliant. Where defects exist, remediation is quoted separately. Most domestic remediation runs R2,500–R7,000.

    Who can issue one

    Only a registered person under the Plumbing Industry Registration Board (PIRB) can issue a Plumbing COC. Always ask for the issuer's registration number — it should appear on the certificate.

    FAQs

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