Nuclear Damage Compensation Law Article 20

All damages caused by a nuclear incident alone or in combination with other incidents in which the other damages can not be completely distinguished from the nuclear damage are to be deemed as nuclear damage caused by the nuclear incident.
中文原文 核子損害賠償法第20條
核子損害及核子損害以外之損害,係由核子事故所造成或係由核子事故及其他事故所共同造成者,如核子損害以外之損害無法與核子損害完全劃分時,應視為係由該核子事故所造成之核子損害。

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