California Codes, Business and Professions Code - BPC, Division 3 — Professions and Vocations Generally, Chapter 8.5 — Locksmiths, Article 3 — Application of Chapter, Section 6980.15
No person engaged in performing any service requiring a license under this chapter may bring or maintain any action in any court of this state for the collection of compensation for the performance of any act or agreement, without alleging and proving, that the person was duly licensed at all times during the performance of the act or agreement.
Notes
Bars a person performing services that require a chapter license from bringing or maintaining a California court action to collect compensation for any covered act or agreement unless the person alleges and proves that the required license was duly held at all times while the act or agreement was being performed.
Use as reference
Lexinter.net | California Code, Business and Professions Code - BPC § 6980.15 | https://laws.lexinter.net/codes/california/business-and-professions-code/division-3/chapter-8-5/article-3/section-6980-15