Regulations Governing Foreign Exchange Business of Banking Enterprises Article 44

(Total Transaction Position)An authorized bank shall set its total position limits for transactions between NTD and foreign currency, which shall be submitted along with the resolution of the board of directors (approval documents issued by the head office or regional headquarters of a foreign bank) to the Department of Foreign Exchange of the Bank for prior consent.The combined position of NTD non-deliverable forwards and NTD exchange rate options shall not exceed one-fifth of the afore-mentioned total position limit.
中文原文 銀行業辦理外匯業務管理辦法第44條
指定銀行應自行訂定新臺幣與外幣間交易總部位限額,並檢附董事會同意文件(外國銀行則為總行或區域總部核定之相關文件),報本行外匯局同意後實施。
前項總部位限額中,無本金交割新臺幣遠期外匯及新臺幣匯率選擇權二者合計之部位限額,不得逾總部位限額五分之一。

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