California · Code of Civil Procedure - CCP

CCP §427.10: (a) A plaintiff who in a complaint, alone or with coplaintiffs, alleges a cause of action against one or more defendants may unite with such cause any other causes which he has either alone or with an

What this law says, in plain English

A plaintiff may combine multiple causes of action against one or more defendants in a single complaint.

Read the full statutory text
(a) A plaintiff who in a complaint, alone or with coplaintiffs, alleges a cause of action against one or more defendants may unite with such cause any other causes which he has either alone or with any coplaintiffs against any of such defendants. (b) Causes of action may be joined in a cross-complaint in accordance with Sections 428.10 and 428.30.

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