Fee-charging Standards of Processing Telecommunications Management Article 16

Except in the case of over-payment, payment by mistake or by stipulation any other regulation provided, the payment shall not be returned after the applicant has paid the Statutory Fee according to these standards.
中文原文 電信管理業務規費收費標準第16條
申請人依本標準規定繳納規費後,除有溢繳、誤繳或法規另有規定者外,不得申請退費。

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