What this notice is about This notice requests information about a deceased taxpayer to help us resolve a federal tax matter. What you need to do Complete Form 15107 included with your notice, detach notice stub and return them in the envelope provided. If you prefer, you can call the number at the top of the notice. Please respond within 30 days from the date of the notice. You may want to Keep this notice in your permanent records. Reference tools Publication 1, Your Rights as a Taxpayer Full list of tax forms and instructions Need help? You can authorize someone to contact the IRS on your behalf. See if you qualify for help from a Low Income Taxpayer Clinic. If you can’t find what you need online, call the IRS number at the top of your notice or letter. If you didn’t receive a letter or notice, use telephone assistance. If you can't resolve the penalty on your own, contact Taxpayer Advocate Service, an independent organization within IRS.