A number of business firms are certified to perform annual crane inspections. A notice of the current inspection should be posted in the crane. Cranes that cannot be certified must be removed from service until all necessary repairs are made and the equipment is reinspected. OSHA standards 29 CFR 1910.179(j), 29 CFR 1910.180(d), 29 CFR 1910.181(d) and 29 CFR 1926.550(a)(6) require an annual crane inspection