Cal. Code Regs. tit. 4 § 1893Download PDFCurrent through Register 2024 Notice Reg. No. 24, June 14, 2024Section 1893 - Best Effort Required. [Repealed]Cal. Code Regs. Tit. 4, § 18931. Repealer filed 7-23-97; operative 8-22-97 (Register 97, No. 30). 1. Repealer filed 7-23-97; operative 8-22-97 (Register 97, No. 30).