Yes. In most cases, you will need your Form W-2, if you are filing on wage income. If your employer does not withhold taxes, you likely will use the Form 1099 provided by your employer. Other supporting documentation you may need includes: Schedule(s) UE, G-L, C, E, F and/or RK-1.
If you file online, Keystone’s e-file will prompt you to provide certain information from your applicable schedules.