Subject: Request for Extension on Leave of Absence from [Your Name] Dear [Supervisor/Manager's Name], I am writing this letter to formally request an extension on my leave of absence from [Company/Organization Name]. Due to unforeseen circumstances, I am unable to resume my duties on the previously agreed-upon date. Firstly, I want to express my gratitude for granting me the leave of absence, which has been in effect since [start date]. I genuinely appreciate your understanding and support during this challenging time. However, I regret to inform you that my situation has not improved as expected, and I require more time to recover/attend to personal matters/resolve ongoing family issues. I have consulted with my healthcare provider, and they have advised me that an extension of [number of days/weeks/months] would be necessary for my full recovery. During my absence, I have taken proactive measures to ensure a smooth workflow by documenting and delegating my assigned tasks to my colleagues. I have also made myself available for any inquiries or assistance remotely, as it has been possible according to my circumstances. I assure you that I understand the impact my extended leave may have on the operations of the company, and I am committed to minimizing any disruptions. If necessary, I am more than willing to provide guidance or explanations to my colleagues to ensure a seamless transition. I kindly request your support and consideration in granting me an extension until [proposed new return date]. I believe that this additional time will allow me to fully recover/address personal matters/resolve family issues and enable me to return to work with the same level of dedication, focus, and enthusiasm I have always had. Furthermore, I understand that the company may require specific documentation or further information to process my request. Therefore, I am enclosing any relevant medical reports or legal documents for your reference. If there are any additional forms or procedures I need to complete, please do not hesitate to inform me, and I will promptly comply with them. Once again, I am sincerely sorry for any inconvenience caused and highly appreciate your understanding and support during this difficult period. Please let me know if there is anything I can do to assist during my extended leave to alleviate any workload pressures. Thank you for your attention to this matter. I eagerly await your favorable response, and I am confident that together we can manage this situation smoothly and effectively. Warm regards, [Your Name] [Your Contact Information] Additional Illinois Sample Letter for Request for Extension on Leave of Absence: 1. Illinois Sample Letter for Request for Extension on Leave of Absence due to Personal Injury. 2. Illinois Sample Letter for Request for Extension on Leave of Absence to Care for a Family Member. 3. Illinois Sample Letter for Request for Extension on Leave of Absence for Mental Health Treatment. 4. Illinois Sample Letter for Request for Extension on Leave of Absence due to Childbirth or Adoption. 5. Illinois Sample Letter for Request for Extension on Leave of Absence for Bereavement. 6. Illinois Sample Letter for Request for Extension on Leave of Absence for Military Service. 7. Illinois Sample Letter for Request for Extension on Leave of Absence for Education/Further Studies. 8. Illinois Sample Letter for Request for Extension on Leave of Absence for Religious Observance. Please note that the specific content and details within these sample letters may vary depending on the individual circumstances and the company's policies or applicable laws. The templates are intended to serve as a guide and should be customized accordingly.