. "The toll free number that is available 24 hours a day, including weekends and holidays, to use to report is 1-877-2-IA-OSHA (1-877-242-6742).] Filing a FROI is required whenever the Workers??? Compensation Commissioner issues a written demand to the employer to file a FROI. A FROI must be filed whenever an employee claims to have sustained a qualifying injury as described in the previous paragraph" . . . .