Is the use of forklift fork extensions allowed? Whether forklift fork extensions are allowed depends on the conditions and purpose of use. In general, they are not prohibited, but there are important safety limitations that must be followed. Fork extensions may be used only if they are applied correctly, in accordance with safety standards, and without exceeding the forklift’s rated capacity. Improper use can increase the risk of instability, load shifting, and accidents. 👉 Bottom line: Forklif