The Mississippi MWC Workers Compensation First Report of Injury Or Illness is a document used when an employee has sustained an injury or illness that has occurred in the course of their employment. This form is used to report the incident to the Mississippi Workers’ Compensation CommissionMWCCC). It must be filled out by the employer or their designee and includes vital information such as the date and time of the incident, the name of the injured employee, the details of the injury/illness, and the name of the medical provider. This form must be completed within 10 days of the injury/illness and submitted to the MWC with any supporting documents or records. The Mississippi MWC Workers Compensation First Report of Injury Or Illness comes in two forms: the Form MWCC-3 for injuries and the Form MWCC-4 for illnesses. Both forms require the same type of information, including the date and time of the incident, the name of the injured employee, the details of the injury/illness, and the name of the medical provider.