California Codes, Code of Civil Procedure - CCP, Part 2 — Of Civil Actions, Title 5 — Jurisdiction and Service of Process, Chapter 4 — Service of Summons, Article 2 — Persons Who May Serve Summons, Section 414.10
A summons may be served by any person who is at least 18 years of age and not a party to the action.
Notes
Allows a summons to be served by any person who is at least 18 years old and is not a party to the action. The provision establishes those two qualifications for a process server and states no additional licensing requirement, residency rule, deadline, exception, or method of service in the text provided.
Use as reference
Lexinter.net | California Code, Code of Civil Procedure - CCP § 414.10 | https://laws.lexinter.net/codes/california/code-of-civil-procedure/part-2/title-5/chapter-4/article-2/section-414-10