美国清关要用到的P O A是什么
<span style="color: #333333; font-family: system-ui, -apple-system, "Segoe UI", Roboto, Ubuntu, Cantarell, "Noto Sans", sans-serif, BlinkMacSystemFont, "Helvetica Neue", Arial, "PingFang SC", "PingFang TC", "PingFang HK", "Microsoft Yahei", "Microsoft JhengHei"; white-space: pre-wrap; background-color: #FFFFFF;">POA全称是power of attorney，美国海关的客户授权委托书。就是对美国出口货物时清关要用的授权书，大概相当于中国的报关报检委托书的。</span><br><p><span style="color: #333333; font-family: system-ui, -apple-system, "Segoe UI", Roboto, Ubuntu, Cantarell, "Noto Sans", sans-serif, BlinkMacSystemFont, "Helvetica Neue", Arial, "PingFang SC", "PingFang TC", "PingFang HK", "Microsoft Yahei", "Microsoft JhengHei"; white-space: pre-wrap; background-color: #FFFFFF;">那什么情况下需要用到美国POA呢?</span></p><p><span style="color: #333333; font-family: system-ui, -apple-system, "Segoe UI", Roboto, Ubuntu, Cantarell, "Noto Sans", sans-serif, BlinkMacSystemFont, "Helvetica Neue", Arial, "PingFang SC", "PingFang TC", "PingFang HK", "Microsoft Yahei", "Microsoft JhengHei"; white-space: pre-wrap; background-color: #FFFFFF;"><br></span></p><span style="color: #333333; font-family: system-ui, -apple-system, "Segoe UI", Roboto, Ubuntu, Cantarell, "Noto Sans", sans-serif, BlinkMacSystemFont, "Helvetica Neue", Arial, "PingFang SC", "PingFang TC", "PingFang HK", "Microsoft Yahei", "Microsoft JhengHei"; white-space: pre-wrap; background-color: #FFFFFF;">当需要出口货物到美国时，部分的订单所需要的相关清关金额需要该笔订单的发货方来进行承担，面对该种问题，美方会与中国的商人在发货前签署一份POA，就是授权书，类似于报关委托书。</span>
