Section 428.30.

Cal. Code of Civil Procedure - CCP § 428.30.
in effect
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Where a person files a cross-complaint as authorized by Section 428.10, he may unite with the cause of action asserted in the cross-complaint any other causes of action he has against any of the cross-defendants, other than the plaintiff in an eminent domain proceeding, whether or not such cross-defendant is already a party to the action.

References

referencesCal. Code of Civil Procedure - CCP § 428.10.
Source: CA Legislative Counsel Bulk DataURL: https://downloads.leginfo.legislature.ca.gov/pubinfo_2025.zipFetched: 6/27/2026

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Cal. Code of Civil Procedure - CCP § 428.30. — Section 428.30 | Code of Civil Procedure - CCP | Corpus