> For the complete documentation index, see [llms.txt](https://docs.a1erp.digiwin.com/a1faq/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.a1erp.digiwin.com/a1faq/12.-gong-yong-she-ding/13.001-zuo-piao-de-li.md).

# 13.001 作廢發票的處理？

B2C的發票還是建議請客戶寄回，避免發票中獎，有兌獎時企業要自付損失，例如A客戶銷退商品，發票作廢後，發票有中獎，拿去兌獎了，這樣就要由營業人負擔這筆中獎金額，故在退款給客戶之前，還是應請客戶將發票寄回，公司收到發票後蓋印作廢章留抵，再從系統建立銷貨退回單，並上傳作廢資料喲。

![](/files/-LMphrEgxSJ4G6t_B_tX)