National Health Insurance Act Article 28

Before the promulgation of this amendment on January 4, 2011, every level of government that has been unable to appropriate funds to pay the Insurer in accordance with Article 29 (pre-amendment) shall present a payback plan to the Insurer. The time frame for the payback shall not exceed eight years, and the Insurer shall request interest payments in accordance with Article 30 (pre-amendment).
中文原文 全民健康保險法第28條
各級政府於本法中華民國一百年一月四日修正之條文施行前,未依修正前之第二十九條規定將所應負擔之保險費撥付保險人者,須即向保險人提出還款計畫,其還款期限不得逾八年,保險人並應依修正前之第三十條規定向其徵收利息。

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