Pilotage Law Article 8

Pilot boats exclusively provided for pilotage services shall be registered in and numbered by the local shipping administration authority for issuance of licenses.
中文原文 引水法第8條
專供引水工作所用之引水船,應申請當地航政主管機關註冊編列號數,並發給執照。

English translation for reference only; the Chinese text prevails. Not legal advice.