National Pension Act Article 30
The old age pension payment shall be calculated based on the most advantageous method of the below:1. The monthly insured amount times the insurance period is 0.65%, and then NT3,000 dollars are added to the result.2. The monthly insured amount times the insurance period times 1.3%.Calculation in the subparagraph 1 of the previous paragraph is forbidden if one of the following conditions is met:1. The period of unpaid insurance premium is not included in the insurance period.2. Recipient of related social welfare allowances3. Recipient of old age benefit of related social insurance. However, the insured person under Article 7, Subparagraphs 2 and 3 receives the following payment is not included.(1). The insured person receives only the old age benefit of the labor insurance.(2). The insured person receives discharge payments of military personnel insurance or old age insurance benefits of Civil Servant and Teacher Insurance, the amount of NT$3,000 monthly base shall be accumulated from the month in which the insured person reaches the age of 65 years until the month in which the amount equals to his or her total original old age insurance benefits.In case an insured person has not paid insurance premiums or interests of the insurance within one year before the happening of a contingency, the insurer is entitled to send written notices requesting him or her to pay the bill within the deadline. If the insured person fails to pay in full before the deadline, the issuer is entitled to calculate his or her old age pension payments for the first three months according to 1st paragraph subparagraph 2.The central competent authority shall assume the differences between the old age pension payment calculated under the 1st paragraph, Subparagraph 1, and the one calculated in Subparagraph 2.The old age pension payment shall be paid monthly, starting from the month of meeting the qualifications to the month when the insured person dies.Applicants of the mentally/physically disability pension payment under Article 33 are entitled to switch to the application of old age pension payment at the age of 65 years. Their insurance period before the application of the mentally/physically disability pension payment is entitled to be calculated with the insurance period of this Article.
中文原文 國民年金法第30條
請領老年年金給付，依下列方式擇優計給：
一、月投保金額乘以其保險年資，再乘以百分之零點六五所得之數額加新臺幣三千元。
二、月投保金額乘以其保險年資，再乘以百分之一點三所得之數額。
有下列情形之一者，不得選擇前項第一款之計給方式：
一、有欠繳保險費期間不計入保險年資情事。
二、領取相關社會福利津貼。
三、已領取相關社會保險老年給付。
但第七條第二款及第三款規定之被保險人有下列情形之一者，不在此限：
（一）僅領取勞工保險老年給付者。
（二）已領取公教人員保險養老給付、軍人保險退伍給付者，自年滿六十五歲當月起以新臺幣三千元按月累計達原領取給付總額。
被保險人於發生保險事故前一年期間之保險費或利息有欠繳情形，經保險人以書面限期命其繳納，逾期始為繳納者，其依法得領取之前三個月老年年金給付，按第一項第二款規定計算之。
依第一項第一款規定請領老年年金給付者，其數額與第二款計算所得數額之差額，由中央主管機關負擔。
老年年金給付，自符合條件之當月起按月發給至死亡當月止。
依第三十三條規定請領身心障礙年金給付者，於年滿六十五歲時，得改請領老年年金給付，其請領身心障礙年金前之保險年資，得併入本條之保險年資計算。
一、月投保金額乘以其保險年資，再乘以百分之零點六五所得之數額加新臺幣三千元。
二、月投保金額乘以其保險年資，再乘以百分之一點三所得之數額。
有下列情形之一者，不得選擇前項第一款之計給方式：
一、有欠繳保險費期間不計入保險年資情事。
二、領取相關社會福利津貼。
三、已領取相關社會保險老年給付。
但第七條第二款及第三款規定之被保險人有下列情形之一者，不在此限：
（一）僅領取勞工保險老年給付者。
（二）已領取公教人員保險養老給付、軍人保險退伍給付者，自年滿六十五歲當月起以新臺幣三千元按月累計達原領取給付總額。
被保險人於發生保險事故前一年期間之保險費或利息有欠繳情形，經保險人以書面限期命其繳納，逾期始為繳納者，其依法得領取之前三個月老年年金給付，按第一項第二款規定計算之。
依第一項第一款規定請領老年年金給付者，其數額與第二款計算所得數額之差額，由中央主管機關負擔。
老年年金給付，自符合條件之當月起按月發給至死亡當月止。
依第三十三條規定請領身心障礙年金給付者，於年滿六十五歲時，得改請領老年年金給付，其請領身心障礙年金前之保險年資，得併入本條之保險年資計算。