A. The plaintiffs are street cleaners employed and engaged in the defendant, who belong to the Korean Federation of Labor Unions of Daegu Metropolitan City Trade Union under the Korean Federation of Labor Unions (hereinafter referred to as the "instant trade union").

B. The Defendant entered into each collective agreement in 2007, 2009, 2010, and 2011 (hereinafter “instant collective agreement”) with the instant trade union in consultation with the instant trade union (hereinafter “instant collective agreement”). At each time, each of the collective agreements was formulated in 2007, from January 2008 to September 2009, 2009; 2009; 2010, 2010, and 2011, respectively. (hereinafter “instant standard for compilation of budget”).

C. From January 2009 to December 201, the Defendant paid holiday work allowances, annual leave work allowances, overtime work allowances, and night work allowances calculated as stipulated in the instant collective agreement and budget compilation standards to street cleaners, including the Plaintiffs. From January 2009 to September 2009, the Defendant excluded the basic pay, special work allowances, work encouragement allowances, and household work allowances (except the fixed-term work allowances, the fixed-term work allowances, the regular work allowances, the regular work allowances, the regular work allowances, the regular work allowances, the regular work allowances, the regular work allowances, the regular work allowances, the regular work allowances, the regular work allowances, the regular work allowances, the regular work allowances, and the regular work allowances, the regular work allowances, the regular work allowances, and the regular work allowances, the basic work allowances, the regular work allowances, and the regular work allowances, the regular work allowances, the regular work allowances, and the regular work allowances, the basic work allowances, the regular work allowances, and the regular work allowances, the basic work allowances, the regular work allowances, the regular work allowances, and the regular work allowances.

The main contents of the instant collective agreement and budget compilation standards are as shown in attached Table 2, and from January 2009 to December 201.