Section 10240.9.

Cal. Public Contract Code - PCC § 10240.9.
in effect
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A party to the contract may join in the arbitration as a party, any supplier, subcontractor, design professional, surety, or other person who has so agreed and if the joinder is necessary to prevent a substantial risk of the party otherwise being subjected to inconsistent obligations or decisions.
Source: CA Legislative Counsel Bulk DataURL: https://downloads.leginfo.legislature.ca.gov/pubinfo_2025.zipFetched: 6/27/2026

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