| Walking and Working Surfaces | OSHA 29 CFR 1910.22 General Requirements |
| Powered Industrial Trucks | OSHA 29 CFR 1910.178 Powered Industrial Trucks |
| Trucks and Railroad Cars | OSHA 29 CFR 1910.178(k) Trucks and Railroad Cars |
| EU DIRECTIVE 2009/104/EC, Annex II, chapter 2 |