To provide a print server, a method for controlling the print server, its program, and a storage medium capable of controlling the number of times of printing of a print slip according to the characteristics of data to be printed.

This print server 120 of a print system where an information processor 110 in which distribution data 111 are stored is connected through a communication line 100 to terminal equipment 130 is provided with a print attribute table 125 for storing the control attribute of print, a control part 121 for determining the validity/invalidity of the print of distributed data 111 received by the information processor 110 based on the control attribute, and a print data generating part 122 for generating print data based on the distributed data 111 when it is determined that the print is valid by the control part 121.