# Memos and Letters
1 - 1926.20(f)(2) - Instance-by-Instance Citation Policy for Serious, Repeat, and Other-Than-Serious Violations
# Federal Register
1 - 1926.20(f)(2) - 79:57785-57798 - Cranes and Derricks in Construction: Operator Certification - PDF
# Regulations
1 - - General safety and health provisions.