Cal. Code Regs. tit. 7 § 231Download PDFCurrent through Register 2024 Notice Reg. No. 50, December 13, 2024 Section 231 - Absence of Pilots. [Repealed]Cal. Code Regs. Tit. 7, § 2311. Repealer filed 5-9-88; operative 6-8-88 (Register 88, No. 20). 1. Repealer filed 5-9-88; operative 6-8-88 (Register 88, No. 20).