The provisions of this Act come into effect as of the dates specified in the following items, according to the categories set forth in those items:

①The provisions then in force continue to govern the amounts of pension-type insurance benefits under the provisions of the Industrial Accident Compensation Insurance Act for periods before the date on which the provisions of Article 1 come into effect, and the amounts of disability compensation lump-sum payments, differential lump-sum payments of disability compensation pension and advance lump-sum payments of disability compensation pension, lump-sum compensation payments for surviving family and advance lump-sum payments of compensation pension for surviving family, disability lump-sum payments, differential lump-sum payments of disability pension and advance lump-sum payments of disability pension, and lump-sum payments for surviving family and advance lump-sum payments of pension for surviving family under the provisions of that Act for which the grounds for payment arose before that date.

②With regard to the application of the provisions of Article 16-6 of the Industrial Accident Compensation Insurance Act as amended by the provisions of that Article in the case where a compensation pension for surviving family under the provisions of the Industrial Accident Compensation Insurance Act for periods before the date on which the provisions of Article 1 come into effect has been paid, the phrase "the fiscal year one year before the fiscal year of the month for which that compensation pension for surviving family is paid (in cases where that month is any of the months from April to July, the fiscal year two years before)" in paragraph (2) of that Article is deemed to be replaced with "the fiscal year of the date on which the grounds for calculation occurred (in cases where the amount of that compensation pension for surviving family has been revised pursuant to the provisions of Article 64 of the Industrial Accident Compensation Insurance Act before its amendment by the provisions of Article 1 of the Act Partially Amending the Industrial Accident Compensation Insurance Act, etc. (Act No. 40 of 1990) or the provisions of any other Act specified by Ministry of Labour Order, the fiscal year before the fiscal year of the first month for which the revised amount is to be the amount of the compensation pension for surviving family)".

③The provisions of the preceding paragraph apply mutatis mutandis to the case where a pension for surviving family under the provisions of the Industrial Accident Compensation Insurance Act for periods before the date on which the provisions of Article 1 come into effect has been paid. In this case, the term "Article 16-6 of the Industrial Accident Compensation Insurance Act as amended by the provisions of that Article" in the preceding paragraph is deemed to be replaced with "Article 16-6 of the Industrial Accident Compensation Insurance Act as amended by the provisions of that Article, as read with the replacement of terms pursuant to the provisions of Article 22-4, paragraph (3) of that Act", and the term "compensation pension for surviving family" is deemed to be replaced with "pension for surviving family".

The provisions then in force continue to govern the amounts of compensation payments for loss of salary during a temporary absence from work and payments for loss of salary during a temporary absence from work under the provisions of the Industrial Accident Compensation Insurance Act for which the grounds for payment arose before the date on which the provisions of Article 2 come into effect.

With regard to the application of the provisions of Article 8-2, paragraph (1) of the Industrial Accident Compensation Insurance Act as amended by the provisions of Article 2 (hereinafter referred to as the "new Industrial Accident Insurance Act") in the case where a compensation payment for loss of salary during a temporary absence from work or a payment for loss of salary during a temporary absence from work under the provisions of the new Industrial Accident Insurance Act continues to be paid to a person whose date on which the grounds for calculation occurred, prescribed in Article 8, paragraph (1) of the Industrial Accident Compensation Insurance Act as amended by the provisions of Article 1, is before the date on which the provisions of Article 2 come into effect (hereinafter referred to as a "continuously absent worker") and for whom the amount of the compensation payment for loss of salary during a temporary absence from work or payment for loss of salary during a temporary absence from work had been revised pursuant to the provisions of Article 76, paragraphs (2) and (3) of the Labor Standards Act (Act No. 49 of 1947) as applied mutatis mutandis pursuant to Article 14, paragraph (2) or Article 22-2, paragraph (3) of the Industrial Accident Compensation Insurance Act before its amendment by the provisions of that Article, the phrase "the quarter in which the date on which the grounds for calculation occurred falls" in item (ii) of that paragraph is deemed to be replaced with "the average salary of the quarter two quarters before the first quarter for which a compensation payment for loss of salary during a temporary absence from work, etc. is to be paid in the amount as revised pursuant to the provisions of Article 76, paragraphs (2) and (3) of the Labor Standards Act as applied mutatis mutandis pursuant to Article 14, paragraph (2) or Article 22-2, paragraph (3) of the Industrial Accident Compensation Insurance Act before its amendment by the provisions of Article 2 of the Act Partially Amending the Industrial Accident Compensation Insurance Act, etc. (Act No. 40 of 1990) (in cases where that revision had been made pursuant to the provisions of that paragraph and where specified by Ministry of Labour Order, the quarter specified by Ministry of Labour Order)", the phrase "the quarter two quarters before) the average salary" is deemed to be replaced with "the average salary of the quarter two quarters before)", and the phrase "the amount calculated as the basic daily payment amount pursuant to the provisions of the preceding Article" is deemed to be replaced with "the amount equivalent to 100/60 of the revised amount".

With regard to the application of the provisions of Article 8-2, paragraph (2) of the new Industrial Accident Insurance Act in the case where a compensation payment for loss of salary during a temporary absence from work or a payment for loss of salary during a temporary absence from work under the provisions of the new Industrial Accident Insurance Act is to be paid to a continuously absent worker, the phrase "the date of the commencement of medical treatment pertaining to the compensation payment for loss of salary during a temporary absence from work, etc." in that paragraph is deemed to be replaced with "the date on which the provisions of Article 2 of the Act Partially Amending the Industrial Accident Compensation Insurance Act, etc. (Act No. 40 of 1990) come into effect".

With regard to the application of the provisions of Article 3 of the Act on the Collection, etc. of Insurance Premiums of Labor Insurance (Act No. 84 of 1969) to a business actually being carried out at the time the provisions of Article 3 come into effect which falls under the businesses set forth in Article 12, paragraph (1), item (ii) of the Supplementary Provisions of the Act Partially Amending the Unemployment Insurance Act and the Industrial Accident Compensation Insurance Act as amended by the provisions of that Article, the phrase "the day on which the business commenced" in that Article is deemed to be replaced with "the date on which the provisions of Article 3 of the Act Partially Amending the Industrial Accident Compensation Insurance Act, etc. (Act No. 40 of 1990) come into effect".

Beyond what is provided for in Articles 2 through 6 of the Supplementary Provisions, transitional measures necessary for the enforcement of this Act are specified by Cabinet Order.