Patent ID: 8176537

Claim:
An image formation apparatus having at least one of a copy function, a printer function, a scanner function and a facsimile function, comprising: a first function storage unit in which first information is previously stored, said first information indicating a plurality of users associated with a function that each of the plurality of users is authorized to use; a user determination unit determining a user by receiving second information identifying a user; a first function determination unit determining a normal function that the user determined by said user determination unit is authorized to use, said normal function being a function associated with the user in said first information stored in said first function storage unit; a first availability setting unit setting the image formation apparatus to make available said normal function determined by said first function determination unit to the user determined by said user determination unit; a second function determination unit determining an extended function by receiving third information input from a first storage medium having said third information stored therein after the user is determined by said user determination unit; and a second availability setting unit setting the image formation apparatus to make available said extended function determined by said second function determination unit in addition to said normal function set available by said first availability setting unit, to the user determined by said user determination unit.