AcQuest California 100 Solution 2009 is designed to run on Windows 95, 98, Me, XP, & Vista. It will prepare California Form 100, California Corporation Franchise or Income Tax Return, 3885, Sch D-1, 3805E, 3539, & Deprn Schs, with the unregistered version limitation that data can be printed but not saved. Registered version saves multiple companies. Registered version saves data in a Microsoft Access database file.