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 是否需要帮助? 您可以授权他人(英文)代表您自己联系国税局。 查看一下您是否有资格获得低收入纳税人诊所的帮助(英文)。 如果在网上找不到您所需的内容,请拨打您的通知或信函顶端的国税局电话号码。倘若您在网上未能找到所需信息,请拨打通知或信函顶部的国税局电话号码。倘若您未收到信函或通知,请使用电话协助。 如果您不能自行解决罚款问题,请联系纳税人辩护服务处,这是国税局内部的一个独立机构。