In a case falling under one of the following items, if a Resident seeks to apply the provisions of Article 70, paragraph (1) or paragraph (2) (Deduction for Carryover of Net Loss) or Article 71, paragraph (1) (Deduction for Carryover of Casualty Loss), or to receive a refund as under Article 142, paragraph (2) (Procedures for Issuing Refunds Based on Carryback of Net Loss) in or after the year following the relevant year, the Resident may file a return with the district director in the third period, giving the information set forth in the items of the following paragraph:
if the Casualty Losses incurred in the year exceed the sum total of the Resident's gross income, retirement income, and timber income for the year;
その年において生じた雑損失の金額がその年分の総所得金額、退職所得金額及び山林所得金額の合計額を超える場合
if the sum total of the Net Loss and Casualty Loss that were incurred in any of the three years prior to the relevant year (or in any of the five years prior to the relevant year, if the provisions of Article 70-2, paragraphs (1) through (3) (Special Provisions on Deduction for Carryover of Net Loss Related to Specified Extraordinary Disasters) or Article 71-2, paragraph (1) (Special Provisions on Deduction for Carryover of Casualty Loss Related to Specified Extraordinary Disasters) apply; the same applies in item (ii) of the following paragraph) (this excludes any amount deducted in or prior to the previous year pursuant to the provisions of Article 70, paragraph (1) or paragraph (2) or Article 71, paragraph (1), and excludes any amount used as the basis for calculating the amount to be refunded pursuant to the provisions of Article 142, paragraph (2); the same applies in that item) exceeds the sum total of the Resident's gross income, retirement income, and timber income for the year, as calculated without deducting any such Net Loss or Casualty Loss.
その年の前年以前三年内（第七十条の二第一項から第三項まで（特定非常災害に係る純損失の繰越控除の特例）又は第七十一条の二第一項（特定非常災害に係る雑損失の繰越控除の特例）の規定の適用がある場合には、前年以前五年内。次項第二号において同じ。）の各年において生じた純損失の金額及び雑損失の金額（第七十条第一項若しくは第二項又は第七十一条第一項の規定により前年以前において控除されたもの及び第百四十二条第二項の規定により還付を受けるべき金額の計算の基礎となつたものを除く。同号において同じ。）の合計額が、これらの金額を控除しないで計算した場合のその年分の総所得金額、退職所得金額及び山林所得金額の合計額を超える場合
The information that must be given in a return under the preceding paragraph is:
前項の規定による申告書の記載事項は、次に掲げる事項とする。
the amounts of the Net Loss and Casualty Losses incurred in the year;
the amounts of the Net Loss and Casualty Losses incurred in any of the three years prior to the relevant year;
the sum total of the Resident's gross income, retirement income, and timber income for the year, if the Resident incurred a Casualty Loss in the year;
その年において生じた雑損失の金額がある場合には、その年分の総所得金額、退職所得金額及び山林所得金額の合計額
the sum total of the Resident's gross income, retirement income, and timber income for the year, calculated without deducting any Net Loss or Casualty Loss as set forth in item (ii);
the Net Loss and Casualty Loss that may be deducted in the calculation of the amount of gross income, retirement income, and timber income in or after the year following the relevant year, pursuant to Article 70, paragraph (1) or paragraph (2) or Article 71, paragraph (1);
any amount to be deducted in the year pursuant to the provisions of Article 95 (Foreign Tax Credit);
その年において第九十五条（外国税額控除）の規定による控除をされるべき金額がある場合には、当該金額
any amount of tax withheld as prescribed in Article 120, paragraph (1), item (iv) (Filing Income Tax Returns) from Each Class of Income that has been used as the basis for calculating the Net Loss as set forth in item (i) or for calculating the Resident's gross income or retirement income as set forth in item (iii) or item (iv);
any prepaid taxes as prescribed in Article 120, paragraph (2) for the year;
その年分の第百二十条第二項に規定する予納税額がある場合には、当該予納税額
the bases for calculating the amounts set forth in items (i) through (v), and the information that Ministry of Finance Order prescribes.
第一号から第五号までに掲げる金額の計算の基礎その他財務省令で定める事項
Changes on (Act No. 13 of 2025)
The provisions of Article 120, paragraphs (3) through (7) apply mutatis mutandis to the filing of a return under paragraph (1). In such a case, the term "Filing Deadline" in paragraph (5) of that Article is deemed to be replaced with "Filing Deadline (or the day on which the return is filed, if the return is a return of refund claim as prescribed in Article 61, paragraph (1), item (ii) (Special Provisions for Base Period for Calculation of Amount of Delinquent Tax) of the Act on General Rules for National Taxes)", and the term "Act on General Rules for National Taxes" is deemed to be replaced with "that Act".
第百二十条第三項から第七項までの規定は、第一項の規定による申告書の提出について準用する。この場合において、同条第五項中「確定申告期限」とあるのは「確定申告期限（当該申告書が国税通則法第六十一条第一項第二号（延滞税の額の計算の基礎となる期間の特例）に規定する還付請求申告書である場合には、当該申告書の提出があつた日）」と、「国税通則法」とあるのは「同法」と読み替えるものとする。
Read this with the articles around it
Resident
「居住者」
An individual who has a domicile in Japan, or who has had a residence in Japan continuously for one year or more up to now.
Defined inArticle 2, paragraph (1), item (iii)· applies throughout the law
Each Class of Income
「各種所得」
The ten classes of income this Act distinguishes: interest, dividend, real property, business, salary, retirement, timber, capital gains, occasional and miscellaneous income.
Defined inArticle 2, paragraph (1), item (xxi)· applies throughout the law
Net Loss
「純損失の金額」
The part of a loss under Article 69, paragraph (1) that is left over after it has been offset against other income under that Article.
Defined inArticle 2, paragraph (1), item (xxv)· applies throughout the law
Casualty Loss
「雑損失の金額」
The part of a year's losses from disaster, theft or embezzlement under Article 72, paragraph (1) that exceeds the threshold set there, which is deducted from income as the casualty loss deduction.
Defined inArticle 2, paragraph (1), item (xxvi)· applies throughout the law
Filing Deadlinemachine translation
「確定申告期限」
The deadline for filing a final tax return under Article 120, paragraph (1), or, where the person dies or leaves Japan during the year, the deadline under Article 125, paragraph (1) or Article 127, paragraph (1).
Defined inArticle 2, paragraph (1), item (xli)· applies throughout the law
third periodmachine translation
「第三期」
16 February to 15 March of the following year, the period in which the final tax return for a year is filed.
Defined inArticle 120, paragraph (1)· applies only in this section
district director
税務署長
The head of a tax office (税務署), the local office of the National Tax Agency that deals with taxpayers in its district (Act for Establishment of the Ministry of Finance, Article 24). It is the office a person usually deals with: an income tax return is filed with a district director (Income Tax Act, Article 120, paragraph (1)), and reassessments, determinations and the collection of national tax are done by the district director for the taxpayer's current place for tax payment (Act on General Rules for National Taxes, Articles 30 and 43). A person who objects to what a district director has decided can ask that director to look at it again (再調査の請求) or go straight to the National Tax Tribunal (Article 75, paragraph (1), item (i)) — unless the notice of the decision says officials of a Regional Taxation Bureau or of the National Tax Agency investigated, in which case it counts as the regional commissioner's decision, with the same choice, or as the Commissioner of the National Tax Agency's, which can only be challenged by a request for review to the Commissioner (Article 75, paragraph (2)).
Written by AI using Act for Establishment of the Ministry of Finance, Art. 24, Act on General Rules for National Taxes, Arts. 30, 43, 75 and Income Tax Act, Art. 120 as a reference.