Under the continual-training requirement, the Occupational Safety and Health Act requires an employer to:provide safety training to all employees, regardless of the work they do, at least once a week. provide overtime pay to all trainees and interns working over 30 hours per week. provide safety training every time an employee is hired or transferred into a new position, even if for just a day. provide additional compensation over the minimum wage to employees who spend more than 15 hours per week in training.