Image formation controls in an image forming apparatus

摘要

An image forming apparatus is described. The image forming apparatus may be for printing sheets on the basis of a print instruction, including: a printable sheet number storage unit storing the number of printable sheets in association with each of predetermined limit units; a determination unit determining whether or not there is a print instruction exceeding the number of printable sheets for a first limit unit; and a printing authorization unit authorizing execution of printing utilizing the number of printable sheets for a second limit unit stored in the printable sheet number storage unit when the determination unit determines that there is a print instruction exceeding the number of printable sheets for the first limit unit.