The Regulations for Safekeeping and Management of Money and Properties of Inmates in Prison and Detention Center Article 7

When an Inmate is transferred to or detained by another correctional institution on temporary basis due to any reason, the Authority may allow the Inmate to bring certain cash into the receiving Authority in consideration of factors such as the time spent on transfer and living necessities.In the event under the preceding paragraph, the Inmate shall be procured to affix a signature or fingerprint on the cash withdrawal document (in triplicates). The first copy shall be given to the Inmate for safekeeping. The second copy shall be delivered to the receiving Authority by the Inmate together with the cash brought by the Inmate. The third copy shall be kept by the original Authority. Articles 3 and 4 shall also apply. The same is applicable when the Inmate is transferred back to the original Authority.
中文原文 監獄及看守所收容人金錢與物品保管及管理辦法第7條
收容人因故借提或寄禁至其他矯正機關者,機關得考量其往返時間及生活需求等因素,准予攜帶部分現金至移入機關。
前項情形,應使收容人於領取現金之文件(一式三聯)簽名或捺印,第一聯交收容人收執,第二聯連同所攜現金由收容人交付移入機關,第三聯由原機關留存,並依第三條及第四條規定辦理。
收容人移回原機關時,亦同。

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