What information do I need to request an exemption? How to fill out the Request for Religious Exemption from Immunizations?If you had a religious exemption form filed at the school prior to September 1, 2003 you do not need a new vaccine exemption affidavit form. How do I fill out the Religious Exemption Form? Simply download the form, fill in the required details, and provide a signature. We've provided a request form template for you to download and fill out here. Our attorneys have extensive experience in preparing, filing, and obtaining medical and religious student exemptions for vaccines. Colorado Catholic Conference. This demand for an exemption is based on my deeply held religious beliefs pursuant to my reliance on teachings in the Holy Bible. In the letter of religious exemption, you must demonstrate that you have "sincerely held" religious beliefs that go against the vaccine mandate.