1. The defendant shall pay to the plaintiffs the amount of money stated in the "total sum of the subscription amount" of the list of the total subscription amount in attached Form 2.

1. Basic facts

A. The defendant is a corporation established with the purpose of contributing to improving people's lives and promoting public welfare by facilitating the supply of water for living and improving water quality through the comprehensive development and management of water resources, and the plaintiffs are the employees of the defendant.

(2) The defendant's annual salary rules, etc. (1) The defendant implemented the annual salary system for workers under his/her jurisdiction, and divided into basic annual salary (which shall be classified into base salary, additional salary, job classification salary, and treatment salary as the basic annual salary that is paid differentiated according to the results of evaluation of competence, duties, etc. and grades), piece rates (which shall be classified into piece rates and benefits performance rates as the annual salary that is paid differentiated according to the results of evaluation of achievements, etc. by individuals and departments in the preceding year), additional salary (which shall be divided into piece rates and benefits performance rates), and paid monthly salary (the amount calculated by dividing the annual salary as the monthly salary which is paid by 12) on the 21st day of each month. (2) The defendant's annual salary regulations and the implementation rules of the annual salary regulations, and the following matters concerning the payment of piece rates and qualification allowances in the annual salary regulations, shall be calculated based on the annual salary management evaluation [the results of management evaluation of public institutions)] under Article 15 (Rules]. (1) Management evaluation of performance rates shall be made based on the basic monthly salary management evaluation regulations.