市町村は、国民健康保険税の納税義務者並びにその世帯に属する被保険者及び特定同一世帯所属者につき算定した第三百十四条の二第一項に規定する総所得金額(青色専従者給与額又は事業専従者控除額については、第三百十三条第三項、第四項又は第五項の規定を適用せず、また、所得税法第五十七条第一項、第三項又は第四項の規定の例によらないものとする。以下この項中山林所得金額の算定について同じ。)及び山林所得金額の合算額が、低所得者世帯の負担能力を考慮して政令で定める金額を超えない場合には、政令で定める基準に従い当該市町村の条例で定めるところにより、当該納税義務者に対して課する被保険者均等割額及び十八歳以上被保険者均等割額又は世帯別平等割額を減額するものとする。
Where the total of the gross income prescribed in Article 314-2, paragraph (1) (for the amount of salary for blue-return dedicated employees or the business dedicated employee deduction, the provisions of Article 313, paragraph (3), (4) or (5) are not applied, and the amount is not governed by the provisions of Article 57, paragraphs (1), (3) or (4) of the Income Tax Act; the same applies hereinafter in this paragraph to the calculation of the amount of timber income) calculated for the person liable for national health insurance tax and for the insured persons and specified same-household members belonging to that person's household, and the amount of timber income, does not exceed the amount specified by Cabinet Order in consideration of the ability to pay of low-income households, the municipality is to reduce the per capita levy amount on insured persons and the per capita levy amount on insured persons aged 18 or over, or the per household levy amount, imposed on that person liable for tax, as provided by Municipal Ordinance in accordance with the standards specified by Cabinet Order.