Use Form 843 to claim a refund or request an abatement of certain taxes, interest, penalties, fees, and additions to tax. Sending an IRS audit reconsideration request?Find self-help tools to help you with your tax issues. The Individual Status Letter may be requested after the original due date of the return for the tax year in question. CalSTRS a written request to cancel your refund. A few "must knows" for taxpayers to learn before starting the Free File Fillable Forms program. Download and fill out the Password Request form. Get your refund status. This page aims to offer general information regarding the 1098-T tax form for UC San Diego students, regarding access, delivery, and discrepancies. Reason for refund: Refund Request By:.