Stamp Tax Act Article 14
If the same activity produces two or more documents, each document shall be affixed with applicable tax stamps according to its type, unless otherwise specified in this Act.
中文原文 印花稅法第14條
同一行為產生兩種以上憑證，除本法另有規定外，應各按其性質所屬類目，分別貼用印花稅票。