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 PDF Reference tools Publication 1, Your Rights as a Taxpayer Full list of tax forms and instructions 需要協助嗎? 您可以授權某人(英文)代表您向國稅局聯絡。 請查看您是否符合從低收入納稅人協助中心(英文)獲得協助的資格。 如果您無法在線上找到您需要的資訊,請撥打您的通知或信件上方的國稅局號碼。如果您未收到信件或通知,請使用電話協助。 如果您無法自行解決罰款,請聯絡 IRS 內部的獨立組織——納稅人權益維護服務處。