- 2021
- Form 8868-CASA of the Fox Cities (Extension)
- Form 990-CASA of the Fox Cities 2021
- Form 1952 – CASA of the Fox Cities 2021 (All Attachments)
- Working Copies & Supporting WPS
- 2020
- 2019
- 2018
- Form 8868-Extension
- Form 1952 (2018-Signed)
- Final 990 (2018-filed)
- Fed e-file acceptance
- Working Copies & Supporting Documentation
- 2017