Medical exemptions for window tint in North Carolina require documentation from a licensed physician or optometrist. Request a Medical Waiver Form: Once your medical professional confirms your eligibility, they will provide you with the NC DOT Medical Waiver Form.You should seek medical authorization for your window tinting. Here's a step-by-step guide to help you get started. The DMV gives medical authorizations to individuals seeking protection from the sun, so your local DMV may be a good starting point to obtain a form. Ensure you understand the specific tinting requirements based on vehicle type. This blog post aims to provide a comprehensive guide for individuals seeking a medical waiver for window tint restrictions in North Carolina.