1. All of the plaintiffs' claims are dismissed.

2. The costs of lawsuit are assessed against the plaintiffs.

1. Details of the disposition;

A. On June 25, 2004, the Mayor of Seongdong-gu Seoul Metropolitan Government designated the Seongdong-gu Seoul Metropolitan Government G Group as a district unit for housing redevelopment, while formulating and publicly announcing the master plan for urban and residential environment rearrangement.

B. The owners of lands, etc. of the said planned improvement district constitute an association establishment promotion committee for the F Area Housing Redevelopment Improvement Project with the consent of a majority;

8. 21. The head of Seongdong-gu Seoul Metropolitan Government has obtained approval from the head of Seongdong-gu Seoul Metropolitan Government for the composition of the promotion committee to implement housing redevelopment by setting the 64,280 square meters of G G as a prospective project implementation area;

C. On October 9, 2006, the Mayor of Seongdong-gu Seoul Metropolitan Government designated and publicly announced the G G Il-dae 64,768.3 square meters as a rearrangement zone.

(H) Seoul Special Metropolitan City Notice No. d.

On October 22, 2006, the above promotion committee held an inaugural general meeting and applied for authorization for establishment of redevelopment and maintenance project association to the head of Seongdong-gu. On January 26, 2007, the head of Seongdong-gu approved the establishment of the redevelopment and maintenance project association for Defendant F Housing Redevelopment on the establishment of the redevelopment and improvement project

E. On February 2, 2007, the defendant filed an application for authorization to implement the project with the head of Seongdong-gu head of Seongdong-gu after completing the registration of incorporation, and the head of Seongdong-gu head of that

9. 21. Authorization and public notice of the implementation of the Defendant Union

(I) Seongdong-gu Seoul Metropolitan Government Notice . (f) On August 2, 2012, the Mayor of Seongdong-gu Seoul Metropolitan Government announced the Seoul Special Metropolitan City Public Notice J, the “F Housing Redevelopment Improvement Zone (decision of Change)” and the “Public Notice of Topographical Map” (hereinafter “Public Notice of Change”) and thereby there was a change in the floor area ratio of 190% already planned to increase to 210%.

G. On October 27, 2012, the Defendant presented a special meeting of the Association (hereinafter “instant special meeting”) on October 27, 2012 for the purpose of changing the project implementation plan according to the instant change announcement, and “the modification of the approval of the project implementation plan” on the agenda item 2, and 775 of the Defendant’s members, including the written resolution, were present at the instant special meeting.