What this letter is about We show you have past due taxes and we’ve been unable to reach you. Call us immediately. What you need to do Contact this office by phone or mail. You may want to Request an appeal to the proposed levy action by following the instructions on the letter. Frequently asked questions Why did I receive this letter? We were unable to reach you by telephone. How much time do I have to respond? To avoid enforcement action, contact us within 10 days from the date on the letter. Tax publications you may find useful Publication 594, The IRS Collection Process Reference Tools Publication 1, Your Rights as a Taxpayer Full list of tax forms and instructions Bezwen èd? Ou ka otorize yon lòt moun nan (an anglè) pou kontakte IRS pou ou. Gade si w kalifye pou jwenn èd soti Klinik pou kontribyab ki gen fèb revni (an anglè). Si w pa kapab jwenn sa w vle a anliy, rele nan nimewo IRS nan pati anlè notifikasyon oswa lèt ou a.