US lawCaliforniaStatutesCode labDivision 5Part 3Chapter 1Article 27154.1Cal. LAB § 7154.1Cal. LAB § 7154.1Last amended: 1943Year: 2025Length: 17 wordsOfficial source The use of lean-to scaffolds, sometimes known as jack scaffolds, as support for scaffolds is hereby prohibited.PreviousCal. LAB § 7153NextCal. LAB § 7155