Act Governing Relations between the People of the Taiwan Area and the Mainland Area Article 64
Where a couple cannot live together because one spouse is in the Taiwan Area and the other is in the Mainland Area, and either of them was remarried on or before June 4, 1985, no interested party may bring any action to annul the second marriage; for those who were remarried on or after June 5, 1985 and on or before November 1, 1987, the second marriage shall be deemed valid.In the situation referred to in the preceding paragraph, if both spouses were remarried, their original marriage shall become void from the date of the second marriage of the spouse who is remarried later.
中文原文 臺灣地區與大陸地區人民關係條例第64條
夫妻因一方在臺灣地區，一方在大陸地區，不能同居，而一方於民國七十四年六月四日以前重婚者，利害關係人不得聲請撤銷；其於七十四年六月五日以後七十六年十一月一日以前重婚者，該後婚視為有效。
前項情形，如夫妻雙方均重婚者，於後婚者重婚之日起，原婚姻關係消滅。
前項情形，如夫妻雙方均重婚者，於後婚者重婚之日起，原婚姻關係消滅。