An expandable folder (10) is disclosed for holding reports. The folder (10) is formed of a single sheet of material (12). The folder (10) includes a back (14), a front (20), two sides (16, 18) and a flap (22). The sides (16, 18) are folded inwardly and the front (20) is folded upwardly to form a pocket. Tabs (68, 70) on the front fit into slots (58, 60) in the sides (16, 18) to hold the folder together. Two label sections (label section (82) and back (14)) are provided to allow the folder to be marked with identifying information.