第一条（施行期日）
Supplementary Provisions, Article 1Effective Date
This Act comes into effect on April 1, 2026; provided, however, that the provisions set forth in the following items come into effect on the dates specified respectively in those items:
この法律は、令和八年四月一日から施行する。ただし、次の各号に掲げる規定は、当該各号に定める日から施行する。
the provisions of Article 18 of the Supplementary Provisions: the date of promulgation;
附則第十八条の規定 公布の日
the provisions of Article 3 (limited to the provision amending the table of contents of the Act on Facilitation of Reconstruction of Condominiums, etc. (limited to the part replacing "Article 4" with "Article 4-2"), the provision adding one item after Article 4, paragraph (2), item (ix) of that Act, the provision adding one Article to Chapter I of that Act, the provision amending Article 9, paragraph (1) of that Act (limited to the part replacing "prefectural governor (or, within the area of a city, the mayor of that city; hereinafter referred to as 'prefectural governor, etc.')" with "prefectural governor, etc."), the provision amending Article 11, paragraph (4) of that Act, the provision adding one paragraph to Article 97 of that Act, the provision adding one paragraph to Article 160 of that Act, the provision amending Article 170, paragraph (4) of that Act, the provision adding one paragraph to Article 213 of that Act, the provision amending Article 222 of that Act (limited to the part adding "and paragraph (3)" after "Article 97, paragraph (1)"), and the provision adding one Article after Article 231 of that Act), the provisions of Article 4, the provisions of Article 4 of the Supplementary Provisions, the provisions of Article 9 of the Supplementary Provisions (limited to the part adding "and paragraph (3)" after "Article 97, paragraph (1)" in the provision amending the entry for the Act on Facilitation of Reconstruction of Condominiums, etc. (Act No. 78 of 2002) in Appended Table 2 of the Local Autonomy Act (Act No. 67 of 1947)), and the provisions of Articles 10, 11, 15 and 16 of the Supplementary Provisions: the date specified by Cabinet Order within a period not exceeding six months from the date of promulgation;
第三条の規定（マンションの建替え等の円滑化に関する法律の目次の改正規定（「第四条」を「第四条の二」に改める部分に限る。）、同法第四条第二項第九号の次に一号を加える改正規定、同法第一章に一条を加える改正規定、同法第九条第一項の改正規定（「都道府県知事（市の区域内にあっては、当該市の長。以下「都道府県知事等」という。）」を「都道府県知事等」に改める部分に限る。）、同法第十一条第四項の改正規定、同法第九十七条に一項を加える改正規定、同法第百六十条に一項を加える改正規定、同法第百七十条第四項の改正規定、同法第二百十三条に一項を加える改正規定、同法第二百二十二条の改正規定（「第九十七条第一項」の下に「及び第三項」を加える部分に限る。）及び同法第二百三十一条の次に一条を加える改正規定に限る。）及び第四条の規定並びに附則第四条の規定、附則第九条の規定（地方自治法（昭和二十二年法律第六十七号）別表第二マンションの建替え等の円滑化に関する法律（平成十四年法律第七十八号）の項の改正規定中「第九十七条第一項」の下に「及び第三項」を加える部分に限る。）並びに附則第十条、第十一条、第十五条及び第十六条の規定 公布の日から起算して六月を超えない範囲内において政令で定める日