Requesting FMLA Leave. Notify your employer about your need for FMLA leave 30 days in advance.No, you don't have to fill out the FMLA paperwork. Whether you want to use FMLA is entirely up to you. This is a sample form for employees to request time off under the Family and Medical Leave Act. Documentation supporting the need for leave must be included with this request, as described in the FMLA. The regulations specifically state that completing any such authorization is at the employee's discretion. What are my options? FMLA (Family and Medical Leave Act) and employees. Your Partner in FMLA Administration. Menu.