Narcotics Hazard Prevention Act Article 30

Fees incurred from the observation, rehabilitation and compulsory rehabilitation program shall be collected from the person receiving observation, rehabilitation, or compulsory rehabilitation program services, or the legal guardian of the youth receiving such punishment with the invoice issued by the rehabilitation center or the drug abuse treatment center, and the reimbursement shall be sent to the national treasury. However, persons who surrender voluntarily or who are in poverty are exempt from the payment.The fees prescribed in the preceding Paragraph are due within a limited period. The identity of those that fail to make payment by the due date will be forwarded to the authorities by the rehabilitation center or the drug abuse treatment center for compulsory enforcement pursuant to the law.
中文原文 毒品危害防制條例第30條
觀察、勒戒及強制戒治之費用,由勒戒處所及戒治處所填發繳費通知單向受觀察、勒戒或強制戒治處分人或上開受處分少年之扶養義務人收取並解繳國庫。
但自首或貧困無力負擔者,得免予繳納。
前項費用經限期繳納,屆期未繳納者,由勒戒處所及戒治處所,依法移送強制執行。

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