Military trial Article 45

If litigants, witnesses, expert witnesses, and other people relevant to the case are not familiar with Mandarin, the communications shall be assisted by interpreters. People who are hearing or speech impaired, too.
中文原文 軍事審判法第45條
被告、證人、鑑定人及其他有關係之人,如有不通中華民國語言者,由通譯傳譯之,其為聽覺或語言障礙者,亦同。

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