For each vehicle or machine (equipped with ROPS/FOPS or overhead guards), including any vehicle or machine provided by an employee, the employer shall assure:
That a seat belt is provided for each vehicle or machine operator;
That each employee securely and tightly fastens the seat belt to restrain the employee within the vehicle or machine cab;
That each machine seat belt meets the requirements of the Society of Automotive Engineers Standard SAE J386, June 1985, "Operator Restraint Systems for Off-Road Work Machines", which is incorporated by reference as specified in Sec. 1910.6.
That seat belts are not removed from any vehicle or machine. The employer shall replace each seat belt which has been removed from any vehicle or machine that was equipped with seat belts at the time of manufacture; and
That each seat belt is maintained in a serviceable condition.
That each employee uses the available seat belt while the vehicle or machine is being operated;