The costs of appeal are assessed against the Plaintiffs, including the part resulting from the supplementary participation.

1. As to the plaintiffs' common grounds of appeal (related to the disposition of government basic plan), an administrative agency's disposition that is the subject of appeal litigation is, in principle, an act of public law of an administrative agency, which is an act of directly related to the rights and obligations of the people, such as ordering the establishment of rights or the burden of obligations with respect to a specific matter, or directly giving rise to other legal effects. Thus, the act of not causing a direct legal change in the legal status of the other party or the

(2) According to the reasoning of the first instance judgment cited by the lower court and the records, the term “the fourth river master plan” published on June 8, 2009 jointly by the Ministry of Land, Transport and Maritime Affairs, the Ministry of Environment, the Ministry of Culture, Sports and Tourism, and the Ministry for Food, Agriculture, Forestry and Fisheries (hereinafter “the instant master plan”) is the purpose of the fourth river improvement project, including Han River, the Han River, the Nakdong River, the Geum River, the Geum River, the Geum River, the Geum River, the Yeongsan River, the Yeongsan River, and the Yeongsan Seomjin River, and the establishment of a foundation for green growth, etc., of the project, including: “the main project,” “the main project, the connection project, the modification of the project, and the water quality,” the implementation of the project in the fourth river and the main stream river, which is implemented in the fourth river basin, are divided into the project implementation plan, the implementation plan to manage the environment of the river, the development of the new environment, and the development of the new water resources environment, and the development of the new environment.